ErrLookup › OpenBMB/ChatDev

OpenBMB/ChatDev

ChatDev 2.0: Dev All through LLM-powered Multi-Agent Collaboration · Python · 199 source files

Analyzed at 4fb2db0ea9 on 2026-08-27. 152 documented errors.

Code / Message	Type	Severity	Tags
No node types registered; cannot validate workflow	exception	error	api, validation, fastapi, tools
Unsupported node type '{ntype}' for node '{nid}'. Only {allo	validation	error	api, validation, filename, fastapi
Agent node '{nid}' config must be an object	validation	error	security, path-traversal, fastapi
'{legacy_key}' is deprecated. Use the new graph-level memory	validation	error	conflict, duplicate, fastapi, tools
Design file not found: {config_path}	exception	error	upload, session, validation, fastapi
YAML root must be a mapping	validation	error	upload, storage, internal-error, fastapi
Design validation failed for '{config_path}': {formatted}	validation	error	vuegraph, storage, internal-error, fastapi
Design parsing failed for '{config_path}': {exc}	exception	error	vuegraph, storage, internal-error, fastapi
Workflow logical issues detected for '{config_path}': {forma	validation	warning	vuegraph, not-found, fastapi
1	console	error	workflow, conflict, yaml, fastapi
2	console	error	workflow, not-found, yaml, fastapi
YAML root must be a mapping	validation	error	workflow, internal-error, yaml
1	console	error	workflow, not-found, yaml, fastapi
YAML root must be a mapping	validation	warning	workflow, yaml, validation, not-found
expected mapping	validation	error	workflow, validation, filename
expected string	validation	error	workflow, validation, filename
expected non-empty string	validation	error	workflow, validation, file-extension
expected boolean	validation	error	workflow, yaml, schema-validation
model.name must be a non-empty string	validation	error	config, agent, model, validation, python
model.input_mode must be 'prompt' or 'messages'	validation	error	config, agent, enum, validation, python
tooling must be a list	validation	error	config, agent, tooling, validation, python
memories must be a list	validation	error	config, agent, memory, validation, python
content cannot be empty	validation	error	config, literal-node, validation, python
role must be 'user' or 'assistant'	validation	error	config, literal-node, enum, validation, python
max_iterations must be an integer	validation	error	config, loop, validation, python
max_iterations must be >= 1	validation	error	config, loop, range, validation, python
max_duration must be a number	validation	error	config, timer, validation, python
max_duration must be > 0	validation	error	config, timer, range, validation, python
duration_unit must be one of: {', '.join(valid_units)}	validation	error	config, timer, enum, validation, python
file_types entries must be strings	validation	error	config, memory, file, validation, python, yaml
recursive must be boolean	validation	error	config, memory, boolean, validation, python
file_sources must contain at least one entry	validation	error	config, memory, file, validation, python
max_items must be a positive integer	validation	error	config, memory, blackboard, validation, python
unsupported memory store type '{store_type}'	validation	error	config, memory-store, registry, validation
memory store requires config block	validation	error	config, memory-store, missing-field
memory store payload missing	validation	error	config, memory-store, api-misuse
retrieve_stage entries must be one of {[stage.value for stag	validation	error	config, enum, memory, validation
top_k must be a positive integer	validation	error	config, validation, memory
similarity_threshold must be numeric	validation	error	config, validation, memory
read must be boolean	validation	error	config, validation, boolean, memory
write must be boolean	validation	error	config, validation, boolean, memory
unsupported node type '{node_type}'	validation	error	config, node, registry, validation
node config block required	validation	error	config, node, missing-field
node configuration missing	validation	error	config, node, api-misuse
timeout_seconds must be a positive integer	validation	error	config, python-runner, validation, timeout
encoding cannot be empty	validation	error	config, python-runner, encoding, validation
missing frontmatter	validation	error	skills, frontmatter, markdown, parsing
missing closing delimiter	validation	error	skills, frontmatter, markdown, parsing
frontmatter must be a mapping	validation	error	skills, frontmatter, yaml, parsing
skill name is required	validation	error	skills, config, missing-field
expected list of skill entries	validation	error	skills, config, validation
expected skill entry mapping or string	validation	error	skills, config, validation
Entry '{name}' is not a BaseConfig subclass	validation	critical	registry, subgraph, plugin, type-validation
cache_ttl must be numeric	validation	error	config, validation, cache, tooling
tool_sources must be a list of strings	validation	error	config, validation, list, tooling
args entries must be strings	validation	error	config, validation, args, subprocess, tooling
env must be a mapping	validation	error	config, validation, env, subprocess, tooling
startup_timeout must be numeric	validation	error	config, validation, timeout, subprocess, tooling
tooling.type must be one of {list(iter_tooling_type_registra	validation	error	config, registry, dispatch, tooling
tooling requires config block	validation	error	config, validation, tooling, missing-field
message dict missing role	validation	error	messages, serialization, validation, required-field
message payload must be a list	validation	error	messages, json, serialization, validation
max_results must be positive	validation	error	validation, search, argument-error
at least one edit instruction is required	validation	error	validation, text-edit, empty-list
each edit entry must be a mapping object	validation	error	validation, text-edit, type-mismatch
start_line is required for each edit	validation	error	validation, text-edit, missing-field
end_line must be an integer	validation	error	validation, text-edit, type-mismatch
end_line must be >= start_line - 1	validation	error	validation, text-edit, range-error
replacement must be a string	validation	error	validation, text-edit, type-mismatch
edit ranges overlap; merge them before calling apply_text_ed	validation	error	validation, text-edit, overlap
start_line is beyond the end of the file	validation	error	validation, text-edit, out-of-range
Destination already exists: {destination}	exception	error	filesystem, copy, move, file-exists
_context is required for uv tools	validation	error	configuration, context, uv, tool
python_workspace_root missing from _context	validation	error	configuration, context, uv, missing-key
script path is outside workspace root	validation	error	security, path-traversal, uv, sandbox
package entries must be strings	validation	error	validation, uv, packages, type-mismatch
package names cannot be empty	validation	error	validation, uv, packages, empty-string
unsafe characters detected in package spec {pkg}	validation	error	security, uv, packages, injection-guard
flags are not allowed in packages list: {pkg}	validation	error	security, uv, packages, argument-injection
No video files to concatenate	validation	error	video, ffmpeg, concatenation, validation
Edge condition type '{name}' already registered	validation	error	registry, duplicate, plugin, edge-conditions
Entry '{name}' is not an EdgeConditionRegistration	validation	error	registry, type-mismatch, plugin
Edge condition type '{condition.type}' does not provide a ma	validation	error	registry, edge-conditions, missing-implementation
Edge processor type '{name}' already registered	validation	error	registry, duplicate, plugin, edge-processors
Entry '{name}' is not an EdgeProcessorRegistration	validation	error	registry, type-mismatch, plugin
Edge processor type '{processor_config.type}' does not provi	validation	error	registry, edge-processors, missing-implementation
BlackboardMemory requires a blackboard memory store configur	validation	error	memory, configuration, type-mismatch
Unsupported embedding model: {model}	validation	error	embedding, provider, configuration
LocalEmbedding requires model_path parameter	validation	error	embedding, local-model, missing-parameter
sentence-transformers is required for LocalEmbedding	exception	error	embedding, dependency, import-error
FileMemory requires a file memory store configuration	validation	error	memory, configuration, type-mismatch
FileMemory requires at least one file_source in configuratio	validation	error	memory, configuration, empty-list
mem0ai is required for Mem0Memory. Install it with: pip inst	exception	error	memory, mem0, dependency, import-error
Mem0Memory requires a Mem0 memory store configuration	validation	error	memory, mem0, configuration, type-mismatch
memory store {attachment.name} not found	validation	error	memory, attachments, name-mismatch
Memory store '{name}' already registered	validation	error	registry, duplicate, memory, plugin
Entry '{name}' is not a MemoryStoreRegistration	validation	error	registry, memory, type-mismatch
SimpleMemory requires a simple memory store configuration	validation	error	memory, configuration, type-mismatch
Invalid function calling configuration payload	validation	error	gemini, function-calling, configuration, type-coercion
Image generation call not completed (status={status})	exception	error
Attachment '{path}' is {file_size} bytes; exceeds inline lim	validation	error
Tool name '{spec.name}' conflicts with a built-in skill tool	validation	error	tools, skills, name-conflict, agent-executor
Agent Skills are not enabled for this node	validation	error	skills, agent-executor, configuration
skill_name is required	validation	error	skills, tool-arguments, validation
relative_path is required	validation	error	skills, tool-arguments, validation
Unsupported skill tool '{tool_name}'	validation	error	skills, tool-dispatch, unsupported-operation
Failed to persist attachment '{attachment.name or attachment	exception	error	attachments, persistence, io
Workspace or node context missing for attachment persistence	exception	error	attachments, workspace, missing-context
Attachment missing data for persistence	validation	error	attachments, validation, empty-payload
Workflow execution cancelled	exception	warning	cancellation, workflow-lifecycle
Unsupported node type: {node_type}	validation	error	node-type, factory, registry
Node {node.id} is not a human node	validation	error	human-node, validation, routing
Node {node.id} has no human configuration	validation	error	human-node, missing-config
HumanPromptService is not configured; cannot execute human n	exception	error	human-node, service-missing, configuration
Node {node.id} is not a literal node	validation	error	literal-node, validation, routing
Node {node.id} missing literal configuration	validation	error	literal-node, missing-config
Node {node.id} missing loop_counter configuration	validation	error	loop-counter, missing-config
Node {node.id} missing loop_timer configuration	validation	error	loop-timer, missing-config
Node {node.id} is not a passthrough node	validation	error	passthrough-node, validation, routing
Node {node.id} missing passthrough configuration	validation	error	passthrough-node, missing-config
`invalid_yaml` invalid_yaml	http	error	yaml, schema-validation, http-400
`document_root_not_mapping` document_root_not_mapping	http	error	yaml, schema-validation, http-422
Session not found	http	error	http-404, session, artifacts
Artifact stream not available	http	error	http-404, artifacts, websocket, session
Artifact not found	http	error	http-404, artifacts
Artifact content unavailable	http	error	http-404, artifacts, file-storage
Artifact file missing	http	error	http-404, artifacts, filesystem
max_parallel must be >= 1	http	error	http-400, batch, validation
log_level must be either DEBUG or INFO	http	error	http-400, batch, logging, validation
log_level must be either DEBUG or INFO	http	warning	dead-code, logging, http-400
Failed to start workflow: {exc}	exception	error	workflow, http-500, internal-error
YAML file not found: {yaml_path}	exception	error	file-not-found, workflow, yaml
Task prompt cannot be empty	validation	error	validation, workflow, http-400
log_level must be one of DEBUG, INFO, WARNING, ERROR, CRITIC	http	error	http-400, logging, validation
Failed to run workflow: {exc}	exception	error	workflow, http-500, internal-error
Invalid session_id: only letters, digits, underscores, and h	validation	warning	security, validation, path-traversal, session
Session directory not found	exception	error	http-404, session, filesystem
Failed to create zip archive	http	error	http-500, zip, filesystem, session
Failed to download session	http	error	http-500, session, internal-error
Invalid YAML syntax: {exc}	validation	error	yaml, workflow, validation, upload
Failed to save workflow file	exception	error	filesystem, permissions, io, workflow
Source and target filenames must be different	validation	warning	validation, workflow, rename
Failed to rename workflow file	exception	error	filesystem, workflow, rename, race-condition
Failed to update workflow id after rename	exception	error	workflow, rename, io, post-operation
Failed to copy workflow file	exception	error	filesystem, workflow, copy, io
Session not connected	validation	error	session, validation, websocket
Attachment source not found: {source}	exception	error	attachments, filesystem, not-found
register_bytes expects bytes or bytearray data	exception	error	attachments, type-error, bytes
Attachment '{attachment_id}' not found	exception	error	attachments, key-error, state
Functions directory does not exist: {self.functions_dir}	exception	error	functions, config, directory-not-found
Function {name} not found	exception	error	functions, lookup, dynamic-loading
Unsupported node type: {node.type}	validation	error