ErrLookup › microsoft/autogen

microsoft/autogen

A programming framework for agentic AI · Python · 927 source files

Analyzed at 027ecf0a37 on 2026-08-15. 804 documented errors.

Code / Message	Type	Severity	Tags
Failed to get login URL	exception	error	python, azure-ai-search, configuration, mixin
Authentication failed	exception	error	python, azure-ai-search, embeddings, configuration
Unauthorized	exception	error	python, dependencies, azure-openai, embeddings
Template ${templateId} not found for component type ${compon	exception	error	python, azure-openai, configuration, embeddings
Workbench template ${templateId} not found	exception	error	python, azure-authentication, azure-openai, embeddings, identity
${componentType} template ${templateId} not found	exception	error	python, azure-openai, embeddings, wrapper-exception
Failed to fetch galleries	exception	error	python, dependencies, openai, embeddings
Failed to fetch gallery	exception	error	python, openai, embeddings, wrapper-exception
Failed to create gallery	exception	error	python, configuration, embeddings, enum
Failed to update gallery	exception	error	python, dependencies, azure-ai-search
Failed to delete gallery	exception	error	python, configuration, credentials, azure-ai-search
Failed to sync gallery from ${url}	exception	error	python, credentials, type-error, azure-ai-search
Invalid server URL configuration	exception	error	python, azure-ai-search, index-not-found, configuration
Failed to list MCP resources	exception	error	python, azure-ai-search, http-error, wrapper-exception
Failed to get MCP resource	exception	error	python, azure-ai-search, wrapper-exception, network
Failed to list MCP prompts	exception	warning	python, validation, input-validation, azure-ai-search
Failed to get MCP prompt	exception	warning	python, validation, input-validation, schema
Failed to get MCP capabilities	exception	warning	python, validation, vector-search, azure-ai-search
Failed to list MCP tools	exception	error	mcp, http, fetch, frontend, autogen-studio
Failed to call MCP tool	exception	error	mcp, http, fetch, validation, autogen-studio
MCP health check failed	exception	error	mcp, health-check, http, fetch, autogen-studio
HTTP ${response.status}: ${errorText \|\| "Failed to create We	exception	error	mcp, websocket, http, fetch, autogen-studio
Invalid JSON response from server. Check if the MCP route is	exception	error	mcp, websocket, json, proxy, autogen-studio
Invalid server URL configuration	exception	error	mcp, websocket, url-configuration, validation
connectionData.message \|\| "Failed to create WebSocket connec	exception	error	mcp, websocket, error-envelope, autogen-studio
Failed to fetch sessions	exception	error	sessions, http, error-envelope, fetch, autogen-studio
Failed to fetch session	exception	error	sessions, http, error-envelope, autogen-studio
Failed to create session	exception	error	sessions, http, validation, error-envelope
Failed to update session	exception	error	sessions, http, error-envelope, concurrency
Failed to fetch session runs	exception	error	sessions, runs, http, error-envelope
Failed to delete session	exception	error	sessions, http, delete, error-envelope
Failed to fetch messages	exception	error	sessions, messages, http, error-envelope
Failed to create run	exception	error	runs, sessions, http, error-envelope
Failed to fetch settings	exception	error	settings, http, error-envelope, autogen-studio
Failed to update settings	exception	error	settings, http, validation, secret-leak, error-envelope
Failed to fetch teams	exception	error	teams, http, error-envelope, fetch
Failed to fetch team	exception	error	teams, http, error-envelope
Failed to create team	exception	error	teams, http, validation, error-envelope
Failed to delete team	exception	error	http, typescript, frontend, autogen-studio, crud
Failed to validate component	exception	error	http, typescript, frontend, autogen-studio, validation
Failed to test component	exception	error	http, typescript, frontend, autogen-studio, testing
Invalid server URL configuration	exception	error	websocket, typescript, frontend, mcp, configuration
HTTP ${response.status}: ${errorText \|\| "Failed to create We	exception	error	http, websocket, mcp, typescript, frontend
Invalid JSON response from server. Check if the MCP route is	exception	error	json, mcp, websocket, frontend, configuration
Failed to create WebSocket connection	exception	error	mcp, websocket, backend, error-handling
Please set OPENAI_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, openai
Please set ANTHROPIC_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, anthropic
Missing ANTHROPIC_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, anthropic
Missing ANTHROPIC_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, anthropic, tools
Please set OPENAI_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, openai
AZURE_OPENAI_API_KEY is not set	exception	error	environment, api-key, dotnet, sample, azure-openai
Please set OPENAI_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, openai, getting-started
agent fails to generate json response	exception	error	llm, json, dotnet, middleware, sample
Missing MISTRAL_API_KEY environment variable	exception	error	environment, api-key, dotnet, sample, mistral
Please set OPENAI_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, openai
Please set OPENAI_API_KEY environment variable.	exception	error	environment, api-key, dotnet, sample, semantic-kernel, openai
No coder message found	exception	error	autogen, group-chat, agent-orchestration, dotnet, control-flow
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, dall-e, dotnet, autogen
Failed to review code block	exception	error	autogen, function-calling, group-chat, dotnet, llm-output-parsing
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, semantic-kernel, dotnet, autogen
BING_API_KEY environment variable is not set	exception	error	configuration, environment-variables, bing, web-search, azure, dotnet, autogen
No user message found.	exception	error	autogen, group-chat, middleware, dotnet, control-flow
Missing MISTRAL_API_KEY environment variable.	exception	error	configuration, environment-variables, mistral, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, react-agent, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, group-chat, dotnet, autogen
No user message found.	exception	error	autogen, group-chat, middleware, fsm, dotnet, control-flow
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, fsm, group-chat, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, streaming, function-calling, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, function-calling, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, shared-helper, dotnet, autogen
Please set AZURE_OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, azure, azure-openai, dotnet, autogen
Please set AZURE_OPENAI_ENDPOINT environment variable.	exception	error	configuration, environment-variables, azure, azure-openai, dotnet, autogen
Please set environment variable AZURE_OPENAI_API_KEY	exception	error	configuration, environment-variables, azure, azure-openai, dotnet, autogen
Please set environment variable OPENAI_API_KEY	exception	error	configuration, environment-variables, openai, o1, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	configuration, environment-variables, openai, structured-output, json-schema, dotnet, autogen
Please set OPENAI_API_KEY environment variable.	exception	error	openai, configuration, environment-variables, sample, csharp, dotnet
Please set OPENAI_API_KEY environment variable.	exception	error	semantic-kernel, openai, configuration, environment-variables, sample, csharp
Please set OPENAI_API_KEY environment variable.	exception	error	semantic-kernel, openai, chat-completion-agent, configuration, environment-variables, sample
BING_API_KEY environment variable is not set	exception	error	bing, web-search, semantic-kernel, configuration, environment-variables, sample
Please set OPENAI_API_KEY environment variable.	exception	error	openai, semantic-kernel, bing, configuration, environment-variables, sample
Please set OPENAI_API_KEY environment variable.	exception	error	openai, semantic-kernel, kernel-functions, configuration, environment-variables, sample
AZURE_OPENAI_CONNECTION_STRING not set, try something like A	exception	error	azure-openai, autogen-runtime, configuration, connection-string, sample, hello-world
Repository owner login is null	validation	error	github, webhook, octokit, dev-team-sample, payload-validation, csharp
Repository name is null	validation	error	github, webhook, octokit, dev-team-sample, payload-validation, csharp
Could not find directory for assembly '{asm}'.	exception	error	single-file-publish, assembly-location, dev-team-sample, file-io, dotnet
Configuration not found: {configFile}	exception	error	configuration, file-not-found, seed-memory, dev-team-sample, appsettings
Invalid semantic kernel settings in '{configFile}', please p	exception	error	configuration, json-binding, seed-memory, dev-team-sample, invalid-data
Invalid semantic kernel settings in user secrets, please pro	exception	error	user-secrets, configuration, seed-memory, dev-team-sample, dotnet-cli
system message has already been set and only one system mess	exception	error	anthropic, system-message, message-validation, autogen, claude
Unexpected message type: {message?.GetType()}	exception	error	anthropic, message-type, message-connector, autogen, type-mismatch
Failed to deserialize response	exception	error	anthropic, sse, streaming, json-deserialization, api-drift, autogen
Unknown content type	exception	error	anthropic, json-converter, content-block, thinking-blocks, api-drift, autogen
Value was null.	exception	error	anthropic, json-converter, enum, null-handling, streaming, autogen
Unable to convert "{value}" to enum {typeToConvert}.	exception	error	anthropic, json-converter, enum, api-drift, version-mismatch, autogen
Expected Name to be specified	exception	error
Expected Input to be specified	exception	error
Expected Content to have one output	exception	error
Claude is an image understanding model only. It can interpre	exception	error
Role {textMessage.Role} is not supported	exception	error
Invalid ImageMessage, the data or url must be provided	exception	error
Failed to download the image from {uri}	exception	error
Messages should not be provided in options	exception	error
Invalid message type	exception	error
Failed to clone options	exception	error
Parameter name cannot be null	exception	error
Invalid streaming message type {reply.GetType().Name}	exception	error
Invalid return message type {message.GetType().Name}	exception	error
The content is filtered because its potential risk. Please t	exception	error
Invalid ChatResponseMessage	exception	error
Invalid message type: {m.GetType().Name}	exception	error
Invalid Role	exception	error
ImageMessage is not supported when message.From is the same	exception	error
MultiModalMessage is not supported when message.From is the	exception	error
ToolCallMessage is not supported when message.From is not th	exception	error
GroupChatManager does not have a name	exception	error	autogen, dotnet, group-chat, agent-name, argumentexception
All agents must have a name.	exception	error	autogen, dotnet, group-chat, validation, argumentexception
All agents must have a unique name.	exception	error	autogen, dotnet, group-chat, validation, duplicate-names, argumentexception
All agents in the workflow must be in the group chat.	exception	error	autogen, dotnet, group-chat, workflow, validation, argumentexception
No next available agents found in the current workflow	exception	error	autogen, dotnet, group-chat, workflow, orchestration, obsolete-api, argumentexception
No admin is provided.	exception	error	autogen, dotnet, group-chat, admin-agent, speaker-selection, argumentexception
No name is returned.	exception	error	autogen, dotnet, group-chat, llm-output-parsing, speaker-selection, argumentexception
The from property of the message {message} is different from	exception	error	autogen, dotnet, message, aggregate-message, validation, argumentexception
Invalid DataUri format, expected data:[<mediatype>][;base64]	exception	error	autogen, dotnet, message, image-message, data-uri, validation, argumentexception
MimeType is required for ImageMessage	exception	error	autogen, dotnet, message, image-message, mime-type, argumentexception
Data cannot be empty	exception	error	autogen, dotnet, message, image-message, binary-data, validation, argumentexception
MediaType is needed for DataUri Images	exception	error	autogen, dotnet, message, image-message, binary-data, media-type, argumentexception
Invalid aggregate message {reason}	exception	error	autogen, dotnet, message, multimodal, validation, argumentexception
Role mismatch	exception	error	autogen, dotnet, message, streaming, text-message, validation, argumentexception
From mismatch	exception	error	autogen, dotnet, message, streaming, text-message, from-mismatch, argumentexception
From mismatch	exception	error	autogen, dotnet, message, streaming, tool-call, from-mismatch, argumentexception
The first message is ToolCallMessage, but the update message	exception	error	autogen, dotnet, middleware, streaming, tool-call, invalidoperationexception
FunctionMap is not available	exception	error	autogen, dotnet, middleware, tool-call, function-map, invalidoperationexception
The message is not a valid message	exception	error	autogen, dotnet, middleware, streaming, empty-reply, invalidoperationexception
The recent update is not a TextMessage	exception	error	autogen, streaming, middleware, csharp
The recent update is not a ToolCallMessage	exception	error	autogen, streaming, middleware, tool-call
No name is returned.	exception	error	autogen, group-chat, orchestrator, llm
The response from admin is {name}, which is either not in th	exception	error	autogen, group-chat, orchestrator, prompt-format
There are more than one available agents from the workflow f	exception	error	autogen, workflow, orchestrator, graph-design
InteractiveService is not initialized.	exception	error	autogen, dotnet-interactive, initialization
Failed to restore dotnet interactive tool.	exception	error	autogen, dotnet-interactive, nuget, environment
Kernel is not running	exception	error	autogen, dotnet-interactive, lifecycle, initialization
Installing directory is not set	exception	error	autogen, dotnet-interactive, lifecycle, misuse
Message type {m.GetType()} is not supported.	exception	error	autogen, gemini, message-conversion, middleware
The first message must be from the user or function	exception	error	autogen, gemini, chat-history, ordering
The last message must be from the user or function	exception	error	autogen, gemini, chat-history, ordering
Failed to generate content. Status code: {response.StatusCod	exception	error	autogen, gemini, http, api-key
Unsupported message type: {reply.GetType()}	exception	error	autogen, gemini, middleware, streaming
The response should contain either text or tool calls.	exception	error	autogen, gemini, streaming, multimodal
Unsupported message type: {m.GetType()}	exception	error	gemini, strict-mode, message-mapping, invalid-operation
The response should contain exactly one candidate.	exception	error	gemini, candidates, safety-filter, invalid-operation
The response should contain content but the content is empty	exception	error	gemini, empty-content, finish-reason, safety-filter
ToolCallMessage is not supported as user role in Gemini.	exception	error	gemini, strict-mode, tool-calls, role-mapping
Unsupported message type: {message.GetType()}	exception	error	gemini, multimodal, message-mapping, invalid-operation
Image message is not supported as model role in Gemini.	exception	error	gemini, strict-mode, multimodal, role-mapping
System role is not supported in Gemini.	exception	error	gemini, strict-mode, system-role, role-mapping
Invalid ImageMessage, the data or url must be provided	exception	error	gemini, image-message, validation, invalid-operation
RequestUri is null	exception	error	lmstudio, http-client, uri, configuration
Invalid message type	exception	error	mistral, message-mapping, middleware, argument
Value was null.	exception	error	mistral, json, deserialization, enum
Unable to convert "{value}" to enum {typeToConvert}.	exception	error	mistral, json, enum, version-drift
Function name cannot be null	exception	error	mistral, function-calling, tool-registration, null-check
Parameter name cannot be null	exception	error	mistral, function-calling, parameters, null-check
response.Choices	exception	error	mistral, response-parsing, null-argument, api-error
response.Choices.Count != 1	exception	error	mistral, response-parsing, choices, not-supported
choice.FinishReason	exception	error	mistral, response-parsing, finish-reason, null-argument
choice.Message.Content	exception	error	mistral, null-reference, chat-completion, deserialization
choice.Message.ToolCalls	exception	error	mistral, tool-calls, null-reference, deserialization
FinishReason {finishReason} is not supported	exception	error	mistral, finish-reason, not-supported, api-drift
VarObject {response.VarObject} is not supported	exception	error	mistral, streaming, sse, proxy, not-supported
Role {textMessage.Role} is not supported	exception	error	mistral, message-role, system-message, not-supported
Tool call message from another agent is not supported	exception	error	mistral, tool-calls, multi-agent, group-chat
Failed to deserialize response	exception	error	mistral, deserialization, http, json
The from field must be null or the agent name	exception	error	ollama, message-connector, validation, image-message
Invalid Role	exception	error	ollama, message-connector, role, validation
Unsupported config type {config.GetType()}	exception	error	openai, configuration, constructor, validation
Messages should not be provided in options	exception	error	openai, constructor, options, validation
Only one choice is supported in streaming response	exception	error	openai, streaming, choice-count, invalid-operation
Invalid message type	exception	error	openai, message-connector, middleware, message-type
Failed to clone options	exception	error	openai, serialization, options-clone, defensive-check
Parameter name cannot be null	exception	error	openai, function-calling, function-contract, validation
param.ParameterType cannot be null	exception	error	openai, function-calling, function-contract, schema
Content is null and metadata is null	exception	error	openai, message-conversion, content-null, multi-modal
ToolCallMessage is not supported when message.From is not th	exception	error	openai, tool-call, group-chat, message-routing
Unknown message type: {m.GetType()}	exception	error	openai, multi-modal, message-type, validation
Content is null	exception	error	openai, content-null, message-conversion, validation
Unknown message type: {message.GetType()}	exception	error	openai, message-type, message-conversion, extension
System message is not supported when message.From is the sam	exception	error	openai, system-message, history-replay, role
Invalid streaming message type {reply.GetType().Name}	exception	error	openai, streaming, middleware, strict-mode
Invalid return message type {message.GetType().Name}	exception	error	autogen, dotnet, azure-openai, middleware, message-connector, strict-mode
The content is filtered because its potential risk. Please t	exception	error	autogen, dotnet, azure-openai, content-filter, moderation
Invalid ChatResponseMessage	exception	error	autogen, dotnet, azure-openai, empty-response, message-connector
Invalid message type: {m.GetType().Name}	exception	error	autogen, dotnet, azure-openai, middleware, strict-mode, message-connector
Invalid Message as message from self.	exception	error	autogen, dotnet, azure-openai, legacy-message, deprecated
Invalid Message as message from other.	exception	error	autogen, dotnet, azure-openai, legacy-message, empty-message
Invalid Role	exception	error	autogen, dotnet, azure-openai, role-mapping, validation
ImageMessage is not supported when message.From is the same	exception	error	autogen, dotnet, azure-openai, image-message, group-chat
MultiModalMessage is not supported when message.From is the	exception	error	autogen, dotnet, azure-openai, multimodal, group-chat
The method or operation is not implemented.	exception	error	autogen, dotnet, azure-openai, multimodal, not-implemented
ToolCallMessage is not supported when message.From is not th	exception	error	autogen, dotnet, azure-openai, function-calling, group-chat
Only one choice is supported in streaming response	exception	error	autogen, dotnet, openai, streaming, multimodal
Invalid message type	exception	error	autogen, dotnet, openai, message-connector, setup
Output schema must have a title	exception	error	autogen, dotnet, openai, json-schema, structured-output
Parameter name cannot be null	exception	error	autogen, dotnet, openai, function-calling, function-contract, validation
Value cannot be null. (Parameter 'param.ParameterType')	exception	error	autogen, dotnet, openai, function-calling, function-contract, null-reference
Value cannot be null. (Parameter 'functionContract.Name')	exception	error	autogen, dotnet, openai, function-calling, function-contract, validation
Invalid streaming message type {reply.GetType().Name}	exception	error	autogen, dotnet, openai, middleware, streaming, strict-mode
Invalid return message type {message.GetType().Name}	exception	error	autogen, dotnet, openai, middleware, strict-mode, message-connector
The content is filtered because its potential risk. Please t	exception	error	autogen, dotnet, openai, content-filter, moderation
The content has more than one choice. Please try another inp	exception	error	openai, chat-completions, autogen, csharp, configuration
Invalid ChatResponseMessage	exception	error	openai, chat-completions, content-type, autogen, csharp
Invalid message type: {m.GetType().Name}	exception	error	openai, message-connector, strict-mode, autogen, csharp
Invalid Role	exception	error	openai, message-connector, role-mapping, autogen, csharp
ImageMessage is not supported when message.From is the same	exception	error	openai, message-connector, image-message, group-chat, autogen
MultiModalMessage is not supported when message.From is the	exception	error	openai, message-connector, multimodal, group-chat, autogen
The method or operation is not implemented.	exception	error	openai, multimodal, message-connector, autogen, csharp
ToolCallMessage is not supported when message.From is not th	exception	error	openai, tool-calls, message-connector, group-chat, autogen
Missing parameter type for {parameterName}	exception	error	semantic-kernel, plugins, metadata, autogen, csharp
Missing required parameter: {parameterName}	exception	error	semantic-kernel, tool-calls, function-invocation, autogen, csharp
Unsupported content type	exception	error	semantic-kernel, content-type, function-calling, autogen, csharp
Only one choice is supported in streaming response	exception	error	semantic-kernel, streaming, configuration, autogen, csharp
The method or operation is not implemented.	exception	error	semantic-kernel, message-connector, history-replay, autogen, csharp
unsupported message type, only support TextMessage, ImageMes	exception	error	semantic-kernel, message-connector, group-chat, autogen, csharp
ImageMessage must have Url or DataUri	exception	error	semantic-kernel, image-message, validation, autogen, csharp
MultiModalMessage is not supported in the semantic kernel if	exception	error	semantic-kernel, multimodal, group-chat, autogen, csharp
Unsupported message type: {item.GetType().Name}	exception	error	semantic-kernel, multimodal, message-connector, autogen, csharp
Function call is not supported in the semantic kernel if it'	exception	error	semantic-kernel, legacy-message, function-calls, autogen, csharp
Unsupported message type	exception	error	csharp, semantic-kernel, message-conversion, invalid-operation
Function call is not supported in the semantic kernel if it'	exception	error	csharp, semantic-kernel, function-calling, group-chat
ResultsPerPrompt greater than 1 is not supported in this sem	exception	error	csharp, semantic-kernel, options, invalid-operation
Only one choice is supported in streaming response	exception	error	csharp, semantic-kernel, streaming, options
Invalid message type	exception	error	csharp, semantic-kernel, message-type, argument
Value cannot be null. (Parameter 'Name')	exception	error	csharp, semantic-kernel, constructor, null-argument
ResultsPerPrompt greater than 1 is not supported in this sem	exception	error	csharp, semantic-kernel, options, invalid-operation
Invalid message type	exception	error	csharp, semantic-kernel, message-type, argument
Exception of type 'System.Text.Json.JsonException' was throw	exception	error	csharp, json, webapi, openai-compatible, deserialization
Unsupported reply content type	exception	error	csharp, webapi, openai-compatible, reply-type, not-implemented
Unsupported message type {m.GetType()}	exception	error	csharp, webapi, openai-compatible, message-type, argument
Value cannot be null. (Parameter 'Content')	exception	warning	csharp, webapi, multimodal, null-argument, defensive-code
Unsupported content type {item.GetType()}	exception	error	autogen, webapi, openai-compat, multimodal, validation, csharp
Unsupported config type {llmConfig.GetType()}	exception	error	autogen, conversable-agent, llm-config, validation, csharp
modelName is a required property for LMStudioConfig and cann	exception	error	autogen, lmstudio, config, null-check, csharp
Invalid mode	exception	error	autogen, human-in-the-loop, enum, validation, csharp
Agent name '{name}' is not a valid identifier.	exception	error	autogen, agent-name, identifier, validation, csharp
Handoff name '{name}' is not a valid identifier.	exception	error	autogen, handoff, identifier, validation, csharp
Only TextContent and ImageContent are allowed in MultiModalM	exception	error	autogen, multimodal, content-type, validation, csharp
Value cannot be null. (Parameter 'array')	exception	error	autogen, collections, copyto, null-check, csharp
Specified argument was out of the range of valid values. (Pa	exception	error	autogen, collections, copyto, bounds-check, csharp
The number of elements in the source is greater than the ava	exception	error	autogen, collections, copyto, capacity, csharp
UserInputRequestedEvent should not be sent to the completion	exception	error	autogen, human-in-the-loop, chat-history, serialization, csharp
Root types cannot be derived from each other: {rootType.Name	exception	error	autogen, serialization, polymorphism, type-tree, validation, csharp
The stream should have returned the final result.	exception	error	autogen, task-runner, streaming, contract, csharp
The agent did not produce a final response. Check the agent'	exception	error	autogen, group-chat, streaming, router, contract, csharp
Could not create chat manager	exception	error	autogen, group-chat, reflection, activator, options, csharp
Could not create chat manager; make sure that it contains a	exception	error	autogen, group-chat, reflection, constructor, activator, csharp
The group chat has not been initialized. It must be run befo	exception	error	autogen, group-chat, state-management, lifecycle, csharp
Error initializing: {this.GetType().FullName}; already initi	exception	error	autogen, lifecycle, run-context, double-initialize, thread-safety, csharp
Cannot push a layer while the context is initialized.	exception	error	agent-chat, run-context, state-machine, initialization
Cannot pop a layer while the context is initialized.	exception	error	agent-chat, run-context, state-machine, initialization
State is not initialized.	exception	error	serialization, state, json, checkpoint
Cannot convert state of type {this.deserializedValue.GetType	exception	error	serialization, state, type-mismatch
Cannot deserialize state to {typeof(T)}.	exception	error	serialization, state, json, null-payload
Invalid AgentId type: '{type}'. Must be alphanumeric (a-z, 0	exception	error	validation, agent-id, contracts, configuration
Invalid AgentId key: '{key}'. Must only contain ASCII charac	exception	error	validation, agent-id, contracts, ascii
Invalid key-value pair format: {kvString}; expecting "{keyNa	exception	error	parsing, format-exception, agent-id, topic-id
Agent with name {agentId.Type} not found.	exception	error	grpc, agent-registration, runtime, distributed
Agent factory with type {type} already exists.	exception	error	grpc, agent-registration, duplicate, startup
Subscription with id {subscription.Id} already exists.	exception	error	grpc, subscriptions, duplicate, pubsub
Subscription with id {subscriptionId} does not exist.	exception	error	grpc, subscriptions, pubsub, cleanup
Request is null.	exception	error	grpc, wire-protocol, validation, version-skew
Payload is null.	exception	error	grpc, wire-protocol, payload, validation
Target is null.	exception	error	grpc, wire-protocol, routing, validation
RequestId is null.	exception	error	grpc, wire-protocol, correlation, rpc-response
CloudEvent is null.	exception	error	grpc, wire-protocol, cloud-events, pubsub
ProtoData is null.	exception	error	grpc, cloudevent, serialization, null-check
Attributes is null.	exception	error	grpc, cloudevent, attributes, null-check
Could not find a serializer for message of type {typeName}	exception	error	serialization, grpc, message-contract, configuration
Agent state for {agentId} is not a valid JSON object.	exception	error	state-management, json, persistence, validation
Response is null.	exception	error	grpc, protobuf, oneof, null-check
Unexpected message '{message}'.	exception	error	grpc, protobuf, oneof, protocol
Failed to connect to gRPC endpoint.	exception	critical	grpc, network, configuration, environment
Failed to deserialize	exception	error	protobuf, serialization, type-mismatch
Concrete type must be a proto IMessage	exception	error	protobuf, serialization, type-validation
Message must be a proto IMessage	exception	error	protobuf, serialization, type-validation
Failed to create instance of {input.FullName}	exception	error	protobuf, reflection, type-resolution
Input must be a protobuf message.	exception	error	protobuf, type-resolution, validation
Application is already running.	exception	error	lifecycle, startup, concurrency, double-start
Application is already stopped.	exception	error	lifecycle, shutdown, double-stop
No handler method found for interface {interface_.FullName}	exception	error	reflection, handlers, version-mismatch, invariant
Target must be provided for non-static methods	exception	error	reflection, handlers, invocation
Method {methodInfo.Name} must return a ValueTask or ValueTas	exception	error	handlers, signature, valuetask, reflection
Message must have a topic to be published.	exception	error	in-process, publish, topic, validation
One or more exceptions occurred while processing the message	exception	error	csharp, runtime, message-delivery, aggregate-exception, inprocess
Message must have a receiver to be sent.	exception	error	csharp, runtime, message-routing, api-misuse
Agent with name {agentId.Type} not found.	exception	error	csharp, runtime, agent-registration, configuration
`INVALID_ARGUMENT` Grpc Client ID is required.	exception	error	grpc, dotnet, metadata, agent-registration
Request message is missing a target. Message: '{request}'.	exception	error	dotnet, grpc, rpc, validation
Control message is missing a destination. Message: '{control	exception	error	dotnet, grpc, control-plane, validation
Cannot convert control message to type {typeof(TMessage).Nam	exception	error	dotnet, grpc, generics, control-plane
Invalid queue type: {_queueType}.	exception	error	dotnet, orleans, grain, enum
Orleans:CosmosDBConnectionString is missing from configurati	exception	critical	dotnet, orleans, configuration, deployment, secrets
Invalid subscription type	exception	error	dotnet, orleans, grpc, protobuf, oneof
Invalid subscription id	exception	error	dotnet, orleans, validation, guid
useAuth must be used within an AuthProvider	exception	error	react, typescript, context, frontend
Invalid session configuration	exception	error	react, typescript, websocket, frontend, validation
Invalid server URL configuration	exception	warning	react, typescript, configuration, frontend
Unable to generate valid configuration	exception	error	react, typescript, frontend, validation
Syntax errors found in the following files: {files}	exception	error	python, ci, documentation, pyright
File {path} does not exist.	exception	error	python, cli, filesystem, validation
Failed to code the document.	exception	error	python, cli, llm, defensive
Error in coding document with OpenAI	exception	error	python, openai, llm, retry
Could not load module from path: {module_path}	exception	error	python, importlib, dynamic-import, file-path, agbench
No such file or directory: '{scenario}'	exception	error	file-not-found, cli, path, agbench
expand_scenario expects an str or list for 'template'	exception	error	json, schema, scenario, validation, agbench
No such file or directory: '{autogen_repo_base}'	exception	error	environment, path, docker, agbench
Could not find AutoGen repo base. Please set the environment	exception	error	environment, repository-discovery, agbench
'{search_dir}' is not a directory.	exception	error	path, validation, cli, agbench
Expected Memory, List[Memory], or None, got {type(memory)}	validation	error	python, constructor, type-validation, memory, autogen
The model does not support function calling.	validation	error	python, model-capabilities, tools, autogen
Unsupported tool type: {type(tool)}	validation	error	python, tools, type-validation, autogen
Tool names must be unique: {tool_names}	validation	error	python, tools, uniqueness, validation, autogen
The model does not support function calling, which is needed	validation	error	python, handoffs, model-capabilities, autogen
Unsupported handoff type: {type(handoff)}	validation	error	python, handoffs, type-validation, autogen
Handoff names must be unique: {handoff_tool_names}	validation	error	python, handoffs, uniqueness, autogen
Handoff names must be unique from tool names	validation	error	python, handoffs, tools, naming, autogen
Tools cannot be used with a workbench.	validation	error	python, workbench, tools, mutually-exclusive, autogen
Maximum number of tool iterations must be greater than or eq	validation	error	python, configuration, validation, autogen
Invalid chunk type: {type(chunk)}	exception	error	python, streaming, model-client, version-mismatch, autogen
No final model result in streaming mode.	exception	error	streaming, model-client, assistant-agent, protocol-violation
Unexpected event type: {type(event)}	exception	error	streaming, tool-calls, events, version-mismatch
Reflect on tool use produced no valid text response.	exception	error	reflection, tool-use, model-client, tool-choice
The agent name must be a valid Python identifier.	validation	error	validation, naming, constructor
Task list cannot be empty.	validation	error	validation, task-input, empty-list
Invalid message type in sequence: {type(msg)}	validation	error	validation, task-input, message-types
model_client.model_info must be provided when max_retries_on	validation	error	validation, constructor, code-executor, model-info
Specified model_client doesn't support structured output mod	validation	error	validation, constructor, structured-output, model-capabilities
Cannot serialize CodeExecutorAgent with approval_func set. T	validation	error	serialization, code-executor, approval-callback, components
Invalid chunk type: {type(chunk)}	exception	error	streaming, model-client, code-executor, protocol-violation
No final model result in streaming mode.	exception	error	streaming, model-client, code-executor, protocol-violation
Reflect on tool use produced no valid text response.	exception	error	reflection, code-executor, model-client, content-type
InputRequestContext cannot be instantiated. It is a static c	exception	error	user-proxy, misuse, static-class, input-callback
InputRequestContext.runtime() must be called within the inpu	exception	error	user-proxy, context, input-callback, misuse
Handoff message target does not match agent name: {messages[	exception	error	user-proxy, handoff, routing, validation
Failed to get user input: {str(e)}	exception	error	user-proxy, input-callback, exception-wrapping, signature-mismatch
Handoff name must be a string: {values['name']}	validation	error	handoff, pydantic, validation, agentchat
Handoff name must be a valid identifier: {values['name']}	validation	error	handoff, identifier, tool-name, validation, agentchat
Termination condition has already been reached.	exception	error	termination, stateful, and-termination, agentchat
Termination condition has already been reached	exception	error	termination, stateful, or-termination, runtimeerror, agentchat
Termination condition has already been reached.	exception	error	termination, stop-message, stateful, agentchat
At least one of max_total_token, max_prompt_token, or max_co	validation	error	termination, token-usage, constructor, validation, agentchat
Either `json_schema` or `input_model` must be provided.	validation	error	structured-message, json-schema, pydantic, validation, agentchat
Message type {message_type} is already registered.	validation	error	message-factory, registration, duplicate, agentchat
Message type {message_type} must be a subclass of BaseChatMe	validation	error	message-factory, registration, type-check, agentchat
Field 'type' is required in the message data to recover the	validation	error	python, autogen, serialization, message-factory, deserialization
Unknown message type: {message_type}	validation	error	python, autogen, message-factory, custom-message, registry
Message type must be a string, got {type(message_type)}	validation	error	python, autogen, message-factory, type-validation
At least one participant is required.	validation	error	python, autogen, group-chat, validation, constructor
The participant names must be unique.	validation	error	python, autogen, group-chat, naming, validation
Task list cannot be empty.	validation	error	python, autogen, group-chat, task, validation
All messages in task list must be valid BaseChatMessage type	validation	error	python, autogen, task, type-validation, messages
Task must be a string, a BaseChatMessage, or a list of BaseC	validation	error	python, autogen, task, type-validation
Message type {msg.__class__} is not registered with the mess	validation	error	python, autogen, custom-message, message-factory, task
The team is already running, it cannot run again until it is	exception	error	python, autogen, asyncio, concurrency, lifecycle
str(message.error)	exception	critical	python, autogen, error-propagation, model-client, runtime
The group chat is currently running. It must be stopped befo	exception	error	python, autogen, lifecycle, reset, asyncio
The group chat has not been initialized. It must be run befo	exception	error	python, autogen, lifecycle, pause-resume
The group chat has not been initialized. It must be run befo	exception	error	python, autogen, lifecycle, pause-resume
The team cannot be loaded while it is running.	exception	error	python, autogen, state, lifecycle, asyncio
Agent state for {name} not found in the saved state.	exception	error	python, autogen, state, save-load, participants
Agent state for {self._group_chat_manager_name} not found in	exception	error	python, autogen, state, save-load, group-chat-manager
Invalid state format. The expected state format has changed	exception	error	python, autogen, state, version-migration, pydantic
The maximum number of turns must be greater than 0.	exception	error	python, autogen, group-chat, max-turns, validation
The number of participant topic types, agent types, and desc	exception	error	python, autogen, group-chat-manager, validation, custom-team
The participant topic types must be unique.	exception	error	group-chat, configuration, validation, naming
The group topic type must not be in the participant topic ty	exception	error	group-chat, configuration, topics, validation
Speaker {speaker_name} not found in participant names.	exception	error	group-chat, llm-output, speaker-selection, runtime
Unhandled message in group chat manager: {type(message)}	exception	error	group-chat, message-routing, runtime, api-misuse
The team did not produce a final TaskResult. Check the team'	exception	error	group-chat, nested-team, streaming, contract
The agent did not produce a final response. Check the agent'	exception	error	agents, streaming, contract, custom-agent
Message type {message.__class__} is not registered.	exception	error	messages, custom-message-types, configuration, serialization
Unhandled message in agent container: {type(message)}	exception	error	group-chat, message-routing, runtime, api-misuse
Invalid message type in message buffer: {type(message)}	exception	error	state, serialization, checkpoints, messages
Cycle detected without exit condition: {' -> '.join(cycle_no	exception	error	graph, cycles, validation, workflow
Graph has no nodes.	exception	error	graph, validation, configuration
Graph must have at least one start node	exception	error	graph, validation, start-node, workflow
Graph must have at least one leaf node	exception	error	graph, validation, leaf-node, workflow
Node '{node.name}' has a mix of conditional and unconditiona	exception	error	graph, validation, edges, conditions
Conflicting activation conditions for target '{target}' grou	exception	error	graph, validation, activation, fan-in
A termination condition is required for cyclic graphs withou	exception	error	graph, termination, cycles, configuration
Participant {participant} must be a ChatAgent.	exception	error	graph, type-error, participants, api-misuse
Source node '{source_name}' must be added before adding an e	exception	error	graph, builder, edges, configuration
Target node '{target_name}' must be added before adding an e	exception	error	graph, builder, edges, configuration
Start node '{node_name}' must be added before setting as ent	exception	error	autogen, graph, validation, entry-point
Participant {participant} must be a ChatAgent.	exception	error	autogen, magentic-one, participants, type-error
At least one participant is required for MagenticOneGroupCha	exception	error	autogen, magentic-one, participants, validation
MagenticOneOrchestrator does not support GroupChatTeamRespon	exception	error	autogen, magentic-one, orchestrator, message-type, runtime-error
Progress ledger should contain a single JSON object, but fou	exception	error	autogen, magentic-one, ledger, json, llm-output
Failed to parse ledger information after multiple retries.	exception	error	autogen, magentic-one, ledger, retry-exhausted, llm-output
Invalid next speaker: {next_speaker} from the ledger, partic	exception	error	autogen, magentic-one, next-speaker, llm-output, routing
Selector function returned an invalid speaker name: {speaker	exception	error	autogen, selector, selector-func, validation
Candidate function must return a non-empty list of participa	exception	error	autogen, selector, candidate-func, validation
Candidate function returned invalid participant names: {part	exception	error	autogen, selector, candidate-func, validation
At least two participants are required for SelectorGroupChat	exception	error	autogen, selector, participants, validation
Invalid participant component type: {participant.component_t	exception	error	autogen, selector, component, serialization, config
The target {message.target} is not one of the participants {	exception	error	autogen, swarm, handoff, resume, validation
The existing handoff target {existing_message.target} is not	exception	error	autogen, swarm, handoff, state, resume
Participant {participant} must be a ChatAgent.	exception	error	autogen, swarm, participants, type-error
The first participant must be able to produce a handoff mess	exception	error	autogen, swarm, handoff, participants, custom-agent
The last message is not a BaseChatMessage.	exception	error	autogen, task-runner-tool, tools, validation
No TaskResult or Response was processed.	exception	error	autogen, console, ui, task-result, streaming
Invalid agent type: {type}. Allowed values MUST match the re	exception	error	autogen-core, agent-id, validation, regex, naming
Invalid agent id: {agent_id}	exception	error	agent-id, parsing, validation, autogen-core
AgentInstantiationContext cannot be instantiated. It is a st	exception	error	autogen-core, static-class, api-misuse, instantiation
AgentInstantiationContext.runtime() must be called within an	exception	error	autogen-core, context, instantiation, asyncio
AgentInstantiationContext.agent_id() must be called within a	exception	error	autogen-core, context, agent-id, instantiation
No serializers found for type {type}. Please provide an expl	exception	error	autogen-core, serialization, decorator, message-types
Agent description must be a string	exception	error	autogen-core, validation, constructor, config
Agent is already bound to a different ID	exception	error	autogen-core, agent-id, binding, api-misuse
Agent is already bound to a different runtime	exception	error	autogen-core, binding, runtime, api-misuse
Closure must have 4 arguments	exception	error	autogen-core, closure-agent, signature, inspection
return not found in function signature	exception	error	autogen-core, closure-agent, type-hints, annotations
Message type not found	exception	error	autogen-core, closure-agent, type-hints, annotations
Return type not found	exception	error	autogen-core, closure-agent, type-hints, return-type
ClosureAgent must be instantiated within the context of an A	exception	error	autogen-core, closure-agent, instantiation, runtime
Message type {type(message)} not in target types {self._expe	exception	error	autogen-core, closure-agent, message-routing, policy
This component does not support dumping to config	exception	error	autogen-core, component-config, not-implemented, serialization
This component does not support loading from past versions	exception	error	autogen-core, component-config, versioning, migration
Cannot dump component with local class	exception	error	autogen-core, component-config, local-class, dump
component_type not defined	exception	error	autogen-core, component-config, classvar, dump
Invalid	exception	error	autogen-core, component-config, provider, config
Provider module '{module_path}' is not in a trusted namespac	exception	error
Invalid component class	exception	error
component_config_schema not defined	exception	error
Tried to load component {component_class} which is on versio	exception	error
Expected type does not match	exception	error
If agent_type is not specified DefaultSubscription must be c	exception	error
Invalid description {retval} for parameter {k}, should be a	exception	error
All parameters of the function '{f.__name__}' without defaul	exception	error
No annotation	exception	error
Invalid URI format. It should be a base64 encoded image URI.	exception	error
Expected 'data' key in the dictionary	exception	error
Expected dict or {cls.__name__} instance, got {type(value)}	exception	error
MessageHandlerContext cannot be instantiated. It is a static	exception	error
MessageHandlerContext.agent_id() must be called within a mes	exception	error
{self!r} is bound to a different event loop	exception	error
task_done() called too many times	exception	error
message parameter not found in function signature	exception	error
return parameter not found in function signature	exception	error
Message type not found	exception	error	python, type-hints, decorator, autogen-core
Return type not found	exception	error	python, type-hints, decorator, autogen-core
Message type {type(message)} not in target types {target_typ	exception	error	python, message-routing, runtime, autogen-core
Return type {type(return_value)} not in return types {return	exception	error	python, message-routing, runtime, type-mismatch, autogen-core
Invalid arguments	exception	error	python, decorator, api-misuse, autogen-core
Message type not found. Please provide a type hint for the m	exception	error	python, type-hints, decorator, autogen-core
Return type not found. Please use `None` as the type hint of	exception	error	python, type-hints, decorator, autogen-core
Return type {type(return_value)} is not None.	exception	error	python, message-routing, pubsub, runtime, autogen-core
No serializers found for type {t}.	exception	critical	python, serialization, pydantic, startup, autogen-core
Subscription already exists	exception	error	autogen-core, subscriptions, pubsub, duplicate, valueerror
Subscription does not exist	exception	error	autogen-core, subscriptions, pubsub, cleanup, valueerror
Dataclass has a union type, which is not supported. To use a	exception	error	autogen-core, serialization, dataclass, union, pydantic
Dataclass has nested dataclasses or base models, which are n	exception	error	autogen-core, serialization, dataclass, nested-types, pydantic
Failed to unpack payload into {self.cls}	exception	error	autogen-core, serialization, protobuf, schema-mismatch
Unknown type {type_name} with content type {data_content_typ	exception	error	autogen-core, serialization, message-registry, registration
Agent type '{recipient.type}' does not exist.	exception	error	autogen-core, runtime, agent-registration, lookuperror, send
Runtime is already started	exception	error	autogen-core, runtime, lifecycle, duplicate-start
Runtime is not started	exception	error	autogen-core, runtime, lifecycle, stop
Agent with type {type} already exists.	exception	error	autogen-core, agent-registration, duplicate, valueerror
Factory registered using the wrong type: expected {expected_	exception	error	autogen-core, agent-registration, factory, type-mismatch
Agent factory was invoked for an agent instance that was not	exception	error	autogen-core, agent-registration, subscriptions, default-topic, runtimeerror
Agent with id {agent_id} already exists.	exception	error	autogen-core, agent-registration, duplicate, instance
Agent factories and agent instances cannot be registered to	exception	error	autogen-core, agent-registration, factory, instance, conflict
Agent instances must be the same object type.	exception	error	autogen-core, agent-registration, instance, type-mismatch
Agent factory must take 0 or 2 arguments.	exception	error	autogen-core, agent-registration, factory, signature, valueerror
Agent with name {agent_id.type} not found.	exception	error	autogen-core, runtime, agent-registration, lookuperror
Agent with name {id.type} not found.	exception	error	autogen-core, runtime, lookuperror, agent-registration, testing
Agent with name {id.type} is not of type {type.__name__}. It	exception	error	python, autogen-core, runtime, type-check, agents
SubscriptionInstantiationContext cannot be instantiated. It	exception	error	python, autogen-core, subscriptions, api-misuse, static-class
SubscriptionInstantiationContext.runtime() must be called wi	exception	error	python, autogen-core, subscriptions, context, agents, testing
Unknown metadata type: {type(metadata)}	exception	error	python, autogen-core, telemetry, opentelemetry, metadata, validation
Unknown destination type: {type(destination)}	exception	error	python, autogen-core, telemetry, tracing, validation, internal-api
Invalid topic type: {self.type}. Must match the pattern: ^[\	validation	error	python, autogen-core, topics, pubsub, validation, cloudevents
Invalid topic id: {topic_id}	validation	error	python, autogen-core, topics, parsing, validation
TopicId does not match the subscription	exception	warning	python, autogen-core, subscriptions, pubsub, routing
TopicId does not match the subscription	exception	warning	python, autogen-core, subscriptions, pubsub, routing
Could not create spec	exception	error	python, autogen-core, code-executor, importlib, environment
Could not create loader	exception	error	python, autogen-core, code-executor, importlib, environment
Could not compile function: {e}	exception	error	python, autogen-core, code-executor, dynamic-code, imports
The string must contain exactly one function	validation	error	python, autogen-core, code-executor, dynamic-code, validation
String based function with requirement objects are not direc	exception	error	python, autogen-core, code-executor, api-misuse, dynamic-code
buffer_size must be greater than 0.	validation	error	python, autogen-core, model-context, configuration, validation
head_size must be greater than 0.	validation	error	python, autogen-core, model-context, configuration, validation
tail_size must be greater than 0.	validation	error	python, autogen-core, model-context, configuration, validation
token_limit must be greater than 0.	validation	error	python, autogen-core, model-context, tokens, configuration, validation
{cls.__name__} is a namespace class and cannot be instantiat	exception	error	python, autogen-core, models, api-misuse, configuration
Missing required field '{field}' in ModelInfo. Starting in v	validation	error	python, autogen-core, models, configuration, version-migration, validation
Error: Tool not found: {message.name}	exception	error
Error: Invalid arguments: {message.arguments}	exception	error
Error: {e}	exception	error
Strict mode is enabled, but not all input arguments are mark	validation	error
Strict mode is enabled but additional argument is also enabl	validation	error
Expected return value of type {self._return_type.__name__},	exception	error
Failed to import {import_code}: Module not found. Please ens	exception	error
Failed to import {import_code}: {str(e)}	exception	error
Unexpected error while importing {import_code}: {str(e)}	exception	error
Could not compile and load function: {e}	exception	error
Expected function but got {type(func)}	exception	error
Tool override name '{override.name}' conflicts with existing	exception	error
Tool override name '{override.name}' is used by multiple too	exception	error
Reference `{ref}` not found in `$defs`. Available keys: {lis	exception	error
Reference `{ref_name}` not found in cache. Available: {list(	exception	error
Unsupported or missing type `{json_type}` in union	exception	error
Unsupported item type `{item_type_name}` in union array	exception	error
Unsupported or missing type `{json_type}` for field `{key}`	exception	error
Unsupported or missing item type `{item_type_name}` for arra	exception	error
Unknown format `{value['format']}` for `{key}` in `{model_na	exception	error
Unsupported or missing type for field `{key}` in `{model_nam	exception	error	pydantic, json-schema, validation, autogen-core
Expected JSON object, but found language: {language}	exception	error	json, parsing, llm-output, autogen-core
Dependencies for AzureAIAgent not found. Please install auto	exception	error	installation, dependencies, azure, autogen-ext
Thread not initialized	exception	error	azure, lifecycle, azure-ai-agent
Agent not initialized	exception	error	azure, lifecycle, azure-ai-agent, internal-api
Description not initialized	exception	error	azure, configuration, azure-ai-agent
Deployment name not initialized	exception	error	azure, configuration, azure-ai-agent
Instructions not initialized	exception	error	azure, configuration, azure-ai-agent
Unsupported tool string: {tool}	exception	error	azure, tools, configuration, azure-ai-agent
Unsupported tool type: {type(tool)}	exception	error	azure, tools, type-error, azure-ai-agent
The tool '{tool_call.name}' is not available.	exception	error	azure, tools, llm-output, azure-ai-agent
The stream should have returned the final result.	exception	error	azure, streaming, cancellation, assertion, azure-ai-agent
Run failed: {run.last_error}	exception	error	azure, run-failure, retryable, azure-ai-agent
No content in the last message	exception	error	azure, messaging, azure-ai-agent
File search is not enabled for this assistant. Add a file_se	exception	error	azure, file-search, tools, azure-ai-agent
Working directory (cwd) '{cwd}' is not valid. It must be wit	exception	error	filesystem, path-validation, configuration, file-surfer
Dependencies for MagenticOneCoderAgent not found. Please ins	exception	error	installation, dependencies, import-error, magentic-one
Unsupported tool type: {type(tool)}	exception	error	openai, tools, validation, responses-api
Tool 'local_shell' is only supported with model 'codex-mini-	exception	error	openai, tools, model-support, local-shell
Tool '{tool_name}' requires specific parameters and cannot b	exception	error	openai, tools, validation, responses-api
Unsupported built-in tool type: {tool_name}	exception	error	openai, tools, validation, typo
No response was generated	exception	error	openai, streaming, lifecycle, agent
Incorrect client passed to OpenAIAssistantAgent. Please use	exception	error	openai, assistants-api, client-setup, validation
Unsupported tool type: {type(tool)}	exception	error	openai, assistants-api, tools, validation
Assistant not initialized	exception	error	openai, assistants-api, lifecycle, lazy-init
No tools are available.	validation	error	openai, assistants-api, tools, configuration
The tool '{tool_call.name}' is not available.	validation	error	openai, assistants-api, tools, name-mismatch
Run failed: {run.last_error}	exception	error	openai, assistants-api, run-failure, api-error
No messages received from assistant	exception	error	openai, assistants-api, threads, transient
No content in the last message: {last_message}	exception	error	openai, assistants-api, messages, content
Expected text content in the last message: {last_message.con	exception	error	openai, assistants-api, messages, multimodal
Unsupported content type: {type(c)} in {message}	validation	error	openai, assistants-api, multimodal, validation
File search is not enabled for this assistant. Add a file_se	validation	error	openai, assistants-api, file-search, configuration
video_path must be a local file path, not a URL.	validation	error	video-surfer, ssrf, path-validation, ffmpeg
audio_output_path must end with .mp3.	validation	error	video-surfer, file-extension, validation, ffmpeg
audio_output_path must be within the current working directo	validation	error	security, path-traversal, ffmpeg, video-surfer, validation
Cannot open video file {video_path}	exception	error	opencv, video, file-io, codec, video-surfer
Failed to capture frame at {timestamp:.2f}s	exception	error	opencv, video, seek, screenshot, video-surfer
Timestamp {timestamp:.2f}s is out of range [0s, {duration:.2	validation	warning	validation, timestamp, video, opencv, video-surfer
Cannot save screenshots without a debug directory. Set it us	validation	error	configuration, web-surfer, constructor, playwright
The model does not support function calling. MultimodalWebSu	validation	error	web-surfer, model-capabilities, function-calling, configuration
Unknown tool '{name}'. Please choose from: {tool_names}	validation	error	web-surfer, llm, tool-calling, dispatch, retry
No such element.	validation	error	playwright, web-surfer, dom, stale-state, timeout
Only DefaultAzureCredential is supported	validation	error	azure, auth, component-serialization, configuration
Powershell or pwsh is not installed. Please install one of t	validation	error	powershell, code-executor, environment, dependency
Unsupported language: {lang}	validation	warning	code-executor, llm, language-tag, validation
Timeout must be greater than or equal to 1.	validation	error	azure, code-executor, configuration, validation
Failed to get list of available packages: {ret.output.strip(	exception	error	azure, code-executor, container, dependency, environment
Packages unavailable in environment: {missing_pkgs}	validation	error	azure, code-executor, container, dependencies, setup
Functions failed to load: {exec_result.output.strip()}	exception	error	azure, code-execution, docker, dependencies, functions
Failed to set up Azure container working directory	exception	error	azure, code-execution, session, filesystem
Error while getting file list	exception	error	azure, network, http, files
{file} does not exist	validation	error	azure, files, validation, upload
Error while uploading files	exception	error	azure, network, upload, files
Error while downloading files	exception	error	azure, network, download, files
{logs_all}	exception	error	azure, code-execution, network, timeout
Missing dependecies for DockerCommandLineCodeExecutor. Pleas	exception	error	docker, dependencies, installation, import-error
Container failed to start	exception	error	docker, container, startup, timeout
Timeout must be greater than or equal to 1.	validation	error	docker, validation, constructor, configuration
Module name must be a valid Python identifier	validation	error	docker, validation, naming, constructor
Pip install failed. {stdout}, {stderr}	exception	error	docker, pip, dependencies, network
Functions failed to load: {exec_result.output}	exception	error	docker, code-execution, functions, dependencies
Container is not running. Must first be started with either	exception	error	docker, lifecycle, state, container
No code blocks to execute.	validation	error	docker, validation, code-execution, empty-input
Working directory not properly initialized	exception	error	docker, lifecycle, filesystem, state
Failed to restart container. Logs: {logs_str}	exception	error	docker, restart, container, crash
Failed to connect to Docker. Please ensure Docker is install	exception	critical	docker, environment, executor, runtime
Unexpected error while connecting to Docker: {str(e)}	exception	critical	docker, environment, permissions, executor
Failed to start container from image {self._image}. Logs: {l	exception	critical	docker, container, executor, startup
Timeout must be greater than or equal to 1.	validation	error	validation, constructor, jupyter, executor
jupyter_server must be a JupyterConnectable or JupyterConnec	validation	error	validation, constructor, jupyter, type-mismatch
Kernel {self._kernel_name} is not installed.	exception	error	jupyter, kernel, docker, executor
Custom image {image_name} does not exist	exception	error	docker, image, jupyter, validation
Failed to obtain container id.	exception	error	docker, defensive, testing, edge-case
Container failed to start	exception	critical	docker, container, jupyter, timeout
Timeout must be greater than or equal to 1.	validation	error	validation, constructor, jupyter, executor
Executor must be started before executing cells	exception	error	jupyter, lifecycle, executor, usage
Timeout must be greater than or equal to 1.	validation	error	validation, constructor, local-executor
Module name must be a valid Python identifier	validation	error	validation, constructor, local-executor, naming
Pip install timed out	exception	error	pip, timeout, local-executor, setup
Pip install was cancelled	exception	warning	cancellation, pip, asyncio, local-executor
Pip install failed. {stdout.decode()}, {stderr.decode()}	exception	error	pip, dependencies, local-executor, setup
Functions failed to load: {exec_result.output}	exception	error	functions, local-executor, setup, imports
Failed to load recorded session: '{self.session_file_path}':	exception	error	replay, testing, files, json
No more recorded turns to check.	exception	error	replay, testing, determinism
Recorded call type mismatch at index {self._record_index}: e	exception	error	replay, streaming, testing, sequence-mismatch
Current message list doesn't match the recorded message list	exception	error	autogen, replay, testing, determinism
Unknown mode: {self.mode}	exception	error	autogen, configuration, invalid-argument
Failed to write records to '{self.session_file_path}': {e}	exception	error	autogen, io, filesystem, permissions
Early termination. Only {self._num_checked_records} of the	exception	error	autogen, replay, testing, session-lifecycle
JSON content must be a dict	exception	error	autogen, memory, validation, json
Image content cannot be converted to text	exception	error	autogen, memory, multimodal, validation
Unsupported content type: {mime_type}	exception	error	autogen, memory, validation, mime-type
File '{filename}' does not exist on the canvas; create it fi	exception	error	autogen, canvas, files, state
Expected str or bytes, got {type(new_content)}	exception	error	autogen, canvas, type-validation, json
Expected str or bytes, got {type(patch_data)}	exception	error	autogen, canvas, type-validation, patching
The 'unidiff' package is required for patch application. Ins	exception	error	autogen, canvas, dependencies, import-error
Empty patch text provided.	exception	error	autogen, canvas, patching, validation
To use the ChromaDBVectorMemory the chromadb extra must be i	exception	critical	autogen, chromadb, dependencies, import-error
ChromaDB embedding functions not available. Ensure chromadb	exception	critical	autogen, chromadb, dependencies, import-error
Failed to create SentenceTransformer embedding function with	exception	critical	autogen, chromadb, embeddings, sentence-transformers, network
Failed to create OpenAI embedding function with model '{conf	exception	critical	autogen, chromadb, embeddings, openai, authentication
Failed to create custom embedding function. Error: {e}	exception	error	autogen, chromadb, embeddings, custom-function, configuration
Unsupported embedding function config type: {type(config)}	exception	error	autogen, chromadb, configuration, type-validation
Unsupported config type: {type(self._config)}	exception	error	autogen, chromadb, configuration, type-validation
JSON content must be a dict	exception	error	autogen, chromadb, memory, validation, json
Image content cannot be converted to text	exception	error	chromadb, memory, multimodal, validation
Unsupported content type: {mime_type}	exception	error	chromadb, memory, mime-type, validation
Failed to initialize ChromaDB	exception	error	chromadb, lifecycle, memory, runtime-state
Reset not allowed. Set allow_reset=True in config to enable.	exception	error	chromadb, data-safety, configuration, memory
config is required when using local Mem0 client (is_cloud=Fa	exception	error	mem0, configuration, memory, init
To use Redis Memory RedisVL must be installed. Run `pip inst	exception	error	redis, redisvl, dependency, import-error
Error: {content.mime_type} is not supported. Only MemoryMime	exception	error	redis, memory, mime-type, validation
Non-sequential queries cannot be run with an underlying sequ	exception	error	redis, memory, configuration, semantic-search
Error: {query.mime_type} is not supported. Only MemoryMimeTy	exception	error	redis, memory, mime-type, query
'query' must be either a string or MemoryContent	exception	error	redis, memory, type-error, validation
Error: {mime_type} is not supported. Only MemoryMimeType.TEX	exception	error	redis, data-corruption, deserialization, memory
Required create args are missing: {required_create_args - cr	exception	error	anthropic, configuration, llm-client, init
Disallowed create args are present: {disallowed_create_args.	exception	error	anthropic, configuration, llm-client, validation
tool_choice must be a Tool object, 'auto', 'required', or 'n	exception	error	anthropic, tool-choice, llm-client, type-error
Unknown content type: {part}	exception	error	anthropic, message-content, llm-client, type-error
Expected a single JSON object, but found {len(json_objs)}	exception	error	anthropic, tool-calls, json, conversation-history
model is required for AnthropicChatCompletionClient	exception	error	anthropic, configuration, llm-client, init
Invalid name: {name}. Only letters, numbers, '_' and '-' are	exception	error	anthropic, tool-names, validation, llm-client
Invalid name: {name}. Name must be less than 64 characters.	exception	error
model_info is required when model name is not recognized	exception	error
Multiple and Not continuous system messages are not supporte	exception	error
Model does not support vision and image was provided	exception	error
Model does not support JSON output	exception	error
Structured output is currently not supported for Anthropic m	exception	error
Multiple system messages are not supported	exception	error
Model does not support function calling	exception	error
tool_choice specified but no tools provided	exception	error
tool_choice references '{tool_name}' but it's not in the ava	exception	error
model is required for AnthropicBedrockChatCompletionClient	exception	error
bedrock_info is required for AnthropicBedrockChatCompletionC	exception	error
Model '{model}' not found in model info	exception	error	anthropic, model-registry, configuration, keyerror
Unknown content type: {message.content}	exception	error	azure, content-validation, multimodal, message-conversion
Invalid name: {name}. Only letters, numbers, '_' and '-' are	exception	error	azure, name-validation, configuration, regex
Invalid name: {name}. Name must be less than 64 characters.	exception	error	azure, name-validation, length-limit, configuration
endpoint is required for AzureAIChatCompletionClient	exception	error	azure, configuration, constructor, required-argument
credential is required for AzureAIChatCompletionClient	exception	error	azure, configuration, authentication, constructor
model_info is required for AzureAIChatCompletionClient	exception	error	azure, configuration, model-info, constructor
model is required for when using a Github model with AzureAI	exception	error	azure, github-models, configuration, constructor
Model does not support vision and image was provided	exception	error	azure, vision, model-info, multimodal
Model does not support JSON output	exception	error	azure, json-output, model-info, capabilities
Structured output is not currently supported for AzureAIChat	exception	error	azure, structured-output, pydantic, not-supported
Model does not support function calling	exception	error	azure, function-calling, tools, model-info
Extra create args are invalid: {extra_create_args_keys - cre	exception	error	azure, extra-create-args, argument-validation, whitelist
Unexpected finish reason: {choice.finish_reason}	exception	error	azure, streaming, finish-reason, version-skew
No stop reason found	exception	error	azure, streaming, truncated-response, network
Dependencies for Llama Cpp not found. Please install llama-c	exception	error	llama-cpp, optional-dependency, importerror, installation
Invalid name: {name}. Only letters, numbers, '_' and '-' are	exception	error	llama-cpp, name-validation, tools, regex
Invalid name: {name}. Name must be less than 64 characters.	exception	error	llama-cpp, name-validation, length-limit, tools
Please provide model_path if ... or provide repo_id and file	exception	error	llama-cpp, configuration, constructor, model-loading
Multi-part messages such as those containing images are curr	exception	error	llama-cpp, multimodal, vision, messages
Unsupported message type: {type(msg)}	exception	error	llama-cpp, messages, tool-calling, history
json_output must be a boolean, a BaseModel subclass or None.	exception	error	llama-cpp, json-output, validation, api-misuse
Unexpected response type from LlamaCpp model.	exception	error	llama-cpp, version-compatibility, response-parsing, streaming
Unexpected tool call type from LlamaCpp model.	exception	error	llama-cpp, tool-calling, version-compatibility, response-parsing
tool_choice specified but model does not support function ca	exception	error	llama-cpp, tool-calling, streaming, model-info
tool_choice specified but no tools provided	exception	error	llama-cpp, tool-calling, streaming, validation
Stream not yet implemented for LlamaCppChatCompletionClient	exception	error	llama-cpp, streaming, not-implemented, api-limitation
Unknown content type: {part}	exception	error	ollama, multimodal, vision, messages, validation
Invalid name: {name}. Only letters, numbers, '_' and '-' are	exception	error	ollama, tool-calling, naming, validation
Invalid name: {name}. Name must be less than 64 characters.	exception	error	ollama, naming, validation, tool-calling
model_info is required when model name is not a valid OpenAI	exception	error	ollama, model-info, configuration, constructor
model_capabilities and model_info are mutually exclusive	exception	error	ollama, configuration, deprecation, constructor
Model does not support JSON output.	exception	error	ollama, json-output, configuration, model-info
response_format must be a Pydantic model class, not {type(va	exception	error	ollama, json-output, deprecation, api-misuse
response_format and json_output cannot be set to a Pydantic	exception	error	ollama, json-output, deprecation, configuration
json_output must be a boolean or a Pydantic model class, got	exception	error	ollama, json-output, validation, api-misuse
json_output and format cannot be set at the same time. Use j	exception	error	ollama, json-output, configuration, native-options
Model does not support vision and image was provided	exception	error	ollama, vision, multimodal, validation, autogen
Model does not support function calling and tools were provi	exception	error	ollama, function-calling, tools, validation, autogen
tool_choice 'required' specified but no tools provided	exception	error	ollama, tool-choice, validation, autogen
model is required for OllamaChatCompletionClient	exception	error	ollama, constructor, config, autogen
Unknown content part: {part}	exception	error	openai, multimodal, message-transform, validation, autogen
Required create args are missing: {required_create_args - cr	exception	error	openai, config, constructor, validation, autogen
Model does not support vision and image was provided	exception	error	openai, vision, multimodal, validation, model-info
Multiple and Not continuous system messages are not supporte	validation	error	openai, system-message, validation, message-format
Model does not support function calling	validation	error	openai, function-calling, tools, validation, model-info
tool_choice specified but no tools provided	validation	error	openai, tool-choice, tools, validation
tool_choice references '{tool_name}' but it's not in the pro	validation	error	openai, tool-choice, tools, validation
function_call is deprecated and is not supported by this mod	validation	error	openai, legacy-api, function-calling, response-parsing
include_usage and extra_create_args['stream_options']['inclu	validation	error	openai, streaming, usage, parameter-conflict
Function calls are not supported in this context	validation	error	openai, streaming, legacy-api, function-calling
model is required for OpenAIChatCompletionClient	validation	critical	openai, constructor, configuration, required-parameter
azure_ad_token_provider must be a AzureTokenProvider to be c	validation	error	azure, authentication, serialization, component-config
No transformer found for model family '{model_family}'	validation	error	openai, transformation, model-family, registry, internal-invariant
Invalid name: {name}. Only letters, numbers, '_' and '-' are	validation	error	openai, naming, validation, sanitization
Invalid name: {name}. Name must be less than 64 characters.	validation	error	openai, naming, validation, length-limit
No more mock responses available	validation	error	replay, testing, mock, fixture-exhaustion
Function call ID is required	validation	error	semantic-kernel, function-calling, adapter, tool-call-id
kernel must be provided either in constructor or extra_creat	validation	error	semantic-kernel, configuration, kernel, required-parameter
kernel must be an instance of semantic_kernel.kernel.Kernel	validation	error	semantic-kernel, type-validation, kernel, configuration
structured output is not currently supported in SKChatComple	validation	error	semantic-kernel, structured-output, pydantic, unsupported-feature
To use the GRPC runtime the grpc extra must be installed. Ru	exception	error	python, autogen, grpc, dependency, import-error
Unsupported subscription type.	validation	error	python, autogen, grpc, subscriptions, validation
Invalid subscription message.	validation	error	python, autogen, grpc, protobuf, validation
Distributed runtime features require additional dependencies	exception	error	python, autogen, grpc, dependency, import-error
Connection is not open.	exception	error	python, autogen, grpc, lifecycle, connection-management
Unsupported payload serialization format: {payload_serializa	validation	error	python, autogen, grpc, serialization, validation
Runtime is already running.	validation	error	python, autogen, grpc, lifecycle, state-management
Runtime is not running.	exception	error	python, autogen, grpc, lifecycle, shutdown
Host connection is not set.	exception	error	python, autogen, grpc, lifecycle, race-condition
Runtime must be running when sending message.	validation	error	python, autogen, grpc, lifecycle, messaging
Runtime must be running when publishing message.	validation	error	python, autogen, grpc, lifecycle, pubsub
Saving state is not yet implemented.	exception	error	python, autogen, grpc, not-implemented, state-management
Loading state is not yet implemented.	exception	error	python, autogen, grpc, not-implemented, state-management
Agent metadata is not yet implemented.	exception	error	python, autogen, grpc, not-implemented, metadata
Agent save_state is not yet implemented.	exception	error	python, autogen, grpc, not-implemented, state-management
Agent load_state is not yet implemented.	exception	error	python, autogen, grpc, not-implemented, state-management
Unsupported message content type: {message_content_type}	validation	error	python, autogen, grpc, serialization, cloudevents, validation
Unknown attribute kind	validation	error	grpc, cloudevent, protobuf, version-mismatch, distributed
Agent with type {type} already exists.	exception	error	registration, duplicate, agent-type
Factory registered using the wrong type.	exception	error	registration, type-mismatch, factory
Agent factory was invoked for an agent instance that was not	exception	error	subscription, topic, agent-instance, routing
Agent with id {agent_id} already exists.	exception	error	registration, duplicate, agent-id
Agent factories and agent instances cannot be registered to	exception	error	registration, conflict, factory, agent-instance
Agent instances must be the same object type.	exception	error	registration, type-mismatch, agent-instance
Agent factory must take 0 or 2 arguments.	exception	error	factory, signature, lazy-instantiation
Agent with name {agent_id.type} not found.	exception	error	routing, subscription, agent-type, not-found
Agent with name {id.type} not found.	exception	error	lookup, agent-type, not-found
Agent with name {id.type} is not of type {type.__name__}	exception	error	lookup, type-mismatch, isinstance
Distributed runtime features require additional dependencies	exception	critical	import, grpc, dependencies, installation
Host runtime is already started.	exception	error	lifecycle, grpc, duplicate-start, host
Host runtime is not started.	exception	error	lifecycle, grpc, teardown, host
Distributed runtime features require additional dependencies	exception	critical	import, grpc, dependencies, installation
Host class must have a search_config attribute	exception	error
Client-side embedding is not configured. `embedding_provider	exception	error
Azure OpenAI SDK is required for client-side embedding gener	exception	error
Azure OpenAI endpoint (`openai_endpoint`) must be provided f	exception	error
Failed to acquire token using DefaultAzureCredential for Azu	exception	error
Failed to generate embeddings with Azure OpenAI: {str(e)}	exception	error
OpenAI SDK is required for client-side embedding generation.	exception	error
Failed to generate embeddings with OpenAI: {str(e)}	exception	error
Unsupported client-side embedding provider: {embedding_provi	exception	error
Azure Search SDK is required but not installed. Please insta	exception	error
If credential is a dict, it must contain an 'api_key' key	exception	error
Credential must be AzureKeyCredential, AsyncTokenCredential,	exception	error
Index '{self.search_config.index_name}' not found in Azure A	exception	error
Authentication failed. Please check your credentials.	exception	error
Permission denied to access this index.	exception	error
Error connecting to Azure AI Search: {str(e)}	exception	error
Unexpected error initializing search client: {str(e)}	exception	error
Search query cannot be empty	exception	error
Invalid search query format. Expected string, dict with 'que	exception	error
Query text cannot be empty for vector search operations	exception	error
Index '{self.search_config.index_name}' not found.	exception	error	azure, azure-ai-search, configuration, index-not-found, runtime
Error from Azure AI Search: {error_msg}	exception	error	azure, azure-ai-search, runtime, catch-all, http-error
Invalid configuration: {str(e)}	exception	error	azure, azure-ai-search, configuration, pydantic, validation
vector_fields must contain at least one field name for vecto	exception	error	azure, azure-ai-search, vector-search, configuration, validation
vector_fields must contain at least one field name for hybri	exception	error	azure, azure-ai-search, hybrid-search, vector-search, configuration, validation
search_fields must contain at least one field name for hybri	exception	error	azure, azure-ai-search, hybrid-search, configuration, validation
BaseAzureAISearchTool is an abstract base class and cannot b	exception	error	azure, azure-ai-search, abstract-class, subclassing, not-implemented
Subclasses must implement _from_config	exception	error	azure, azure-ai-search, abstract-class, subclassing, not-implemented
Subclasses must implement _get_embedding	exception	error	azure, azure-ai-search, embeddings, abstract-class, not-implemented
semantic_config_name is required when query_type is 'semanti	exception	error	azure, azure-ai-search, semantic-search, configuration, validation
openai_endpoint is required when embedding_provider is 'azur	exception	error	azure, azure-openai, embeddings, configuration, validation
endpoint must be a valid URL starting with http:// or https:	validation	error	azure, azure-ai-search, configuration, endpoint, validation, pydantic
top must be a positive integer	validation	error	azure, azure-ai-search, configuration, validation, pydantic
semantic_config_name must be provided when query_type is 'se	validation	error	azure, azure-ai-search, semantic-search, configuration, validation, pydantic
vector_fields must be provided for vector search	validation	error	azure, azure-ai-search, vector-search, configuration, validation, pydantic
openai_endpoint must be provided for azure_openai embedding	validation	error	azure, config, validation, embedding, pydantic
default_chat_model not found in config.models	exception	error	graphrag, config, settings, yaml
default_chat_model not found in config.models	exception	error	graphrag, config, settings, yaml
default_embedding_model not found in config.models	exception	error	graphrag, config, embedding, settings, yaml
Invalid return type: {self.server_params.return_type}	exception	error	http, config, validation, rest
The provided LangChain tool '{name}' does not have a callabl	exception	error	langchain, interop, adapter, reflection
Failed to create a valid Pydantic v2 model for {name}	exception	error	langchain, pydantic, pydantic-v2, interop
MCP Actor not running, call initialize() first	exception	error	mcp, lifecycle, asyncio, initialization
MCP actor task crashed	exception	critical	mcp, asyncio, crash, lifecycle, task
args is required for {type}	exception	error	mcp, internal-api, validation, arguments
name is required for call_tool	exception	error	mcp, validation, arguments, tool-call
uri is required for read_resource	exception	error	mcp, validation, resources, uri
name is required for get_prompt	exception	error	mcp, validation, prompts, arguments
Unknown command type: {type}	exception	error	mcp, validation, command-dispatch, typo
{serialized_error_message}	exception	error	mcp, tool-call, server-error, runtime
Tool '{tool_name}' not found, available tools: {', '.join([t	exception	error	mcp, discovery, tool-name, naming
Unsupported server params type: {type(server_params)}	exception	error	mcp, type-dispatch, dependency-conflict, version-skew
model {model_family} does not support vision.	exception	error	mcp, sampling, vision, multimodal, model-capabilities
Unsupported content type: {content.type}	exception	error	mcp, sampling, content-type, multimodal, protocol
Unrecognized message role: {message.role}	exception	error	mcp, sampling, message-role, protocol
Tool override name '{override_name}' is used by multiple too	exception	error
Actor is not initialized. Please check the server connection	exception	error
Unknown content type from server: {type(content)}	exception	error
Unsupported server params type: {type(self._server_params)}	exception	error
McpWorkbench is not started. Call start() first.	exception	error
No TaskResult or Response was processed.	exception	error