conductor-oss/conductor
Documented errors, page 3 of 4. Back to conductor-oss/conductor
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Connection pool failed to start within | exception | error | postgres, vectordb, connection-pool, database, timeout |
| inspectPlan: plan is required | validation | error | validation, inspect-plan, plan, bad-request |
| protogen configuration incomplete, please provide all… | validation | error | protogen, build, configuration, cli |
| Unknown termination type | validation | error | termination, config-validation, agentspan |
| SKILL.md is missing required YAML frontmatter | validation | error | java, conductor, skill-registry, yaml, frontmatter, validation |
| Long Poll Timeout value cannot be more than 5 seconds | validation | error | poll, task, timeout, validation, api |
| Agent execution requires a non-empty prompt, at least one… | validation | error | validation, start, bad-request, empty-input |
| File has no workflowId | exception | error | file-storage, data-integrity, authorization, forbidden, conductor, java |
| No data found in SSE response | exception | error | a2a, sse, protocol-violation, retryable |
| Gemini generateImages failed | exception | error | gemini, image-generation, network, io, imagen |
| no configuration found for | exception | error | ai, llm, configuration, bean-registration |
| llmProvider not specified | exception | error | ai, llm, configuration, input-validation |
| This method is not implemented in CassandraPollDataDAO… | exception | error | cassandra, poll-data, unsupported, configuration, backend |
| Script execution interrupted | exception | error | conductor, graalvm, javascript, script-evaluation, interruption, non-transient |
| Composite termination must have at least one sub-condition | validation | error | termination, composite, nested, config-validation, agentspan |
| Tasks of multiple workflows cannot be created/updated… | exception | error | cassandra, persistence, non-transient, data-integrity, validation, task, dao |
| MCP headers must not contain CR or LF characters | validation | error | mcp, security, header-injection, input-validation, crlf |
| No agent execution found | http | warning | not-found, stop, lifecycle, execution |
| workflowDefinition is a string, but not a valid DSL string | validation | error | subworkflow, validation, dsl, json, input |
| No tasks found to be executed | exception | warning | conductor, workflow, decider, workflow-definition, configuration |
| There is no queue for handling | exception | error | conductor, event-queue, queue, configuration, status |
| Unknown queue type | exception | error | events, queue, illegal-argument, provider, configuration |
| agentUrl is not a valid URL | validation | error | a2a, ssrf, url-parsing, dns, non-retryable |
| agentVersion requires agentName | validation | error | validation, start, bad-request, agent-name |
| JSON-RPC error | exception | error | mcp, json-rpc, protocol-error, method-not-found |
| Cannot open channel on | exception | error | amqp, rabbitmq, channel, io |
| ,"response": } | exception | error | ai, llm, json-output, empty-response |
| message + " " + uuidString | exception | error | cassandra, uuid, validation, persistence |
| Queue URI doesn't matches the expected regexp | validation | error | amqp, configuration, validation, uri |
| Skill package contains duplicate script tool name | exception | error | java, conductor, skill-registry, scripts, validation, package-integrity |
| Workflow does not own file | exception | error | file-storage, authorization, ownership, forbidden, conductor, java |
| markdown content must not be null | validation | error | pdf, markdown, null-input, validation, input-validation |
| MCP server exceeded the redirect limit | exception | error | mcp, network, http-redirect, redirect-loop |
| Gemini generateContent failed | exception | error | gemini, network, io, chat, vertex-ai |
| SubWorkflow name is null and no workflowDefinition supplied | exception | error | sub-workflow, workflow-definition, input-validation, non-transient |
| Workflow timed out after | exception | error | conductor, workflow, decider, workflow-timeout, terminate-workflow, time-out-wf |
| Invalid skill name ' '. Use 1-128 characters: letters… | validation | error | skill-registry, naming, validation, metadata |
| priority MUST be between 0 and 99 (inclusive) | validation | error | workflow-model, priority, validation, input-validation |
| Unsupported agent framework | validation | error | normalizer, framework, config-validation, agentspan, spring |
| Error evaluating the script | exception | error | conductor, graalvm, javascript, script-evaluation, polyglot, terminate-workflow, unexpected |
| duplicate type declaration: | exception | error | protogen, protobuf, type-mapping, codegen |
| Failed to parse SSE data as JSON | exception | error | mcp, sse, json-parse, malformed-response |
| Workflow cannot access file | exception | error | file-storage, authorization, family-access, forbidden, conductor, java |
| Bad/Unsupported schema? | exception | error | ai, llm, json-schema, configuration |
| Delivery mode must be 1 or 2 | validation | error | amqp, configuration, validation |
| Error fetching workflow def | exception | error | cassandra, workflow-definition, transient, network, driver, read |
| Output does not Confirm to the schema. errors | exception | error | ai, llm, json-schema, validation |
| A2A stream to failed | exception | error | a2a, network, streaming, retryable |
| Image generation not supported by Cohere | exception | error | cohere, image-generation, unsupported-operation, capability-mismatch |
| Skill package contains oversized file | exception | error | java, conductor, skill-registry, size-limit, zip, validation |
| Skill package exceeds max size of | exception | error | java, conductor, skill-registry, size-limit, validation |
| condition exceeds 1024 characters | validation | error | agentspan, condition-interpreter, length-limit, validation |
| SWARM handoff target must name a swarm agent | validation | error | swarm, handoff, config-validation, agentspan, target-resolution |
| A2A call ' ' to failed | exception | error | a2a, network, json-rpc, retryable |
| Queue name is undefined | validation | error | amqp, configuration, validation, queue |
| Error uploading to S3 - path | exception | error | s3, aws, network, transient, storage, iam |
| Failed to remove workflow definition | exception | error | cassandra, workflow-definition, transient, network, driver, delete |
| Hosts are undefined | validation | error | amqp, config, validation |
| OpenAI Video download failed with status | exception | error | openai, video, sora, http, download |
| Timeout while connecting to | exception | critical | amqp, rabbitmq, connection, timeout, network |
| Workflow is in terminal state. Status = | exception | error | conductor, workflow, lifecycle, conflict, terminal-state, reset-callbacks |
| File is not accepting content uploads | exception | warning | file-storage, upload, state, conflict, conductor, java |
| Workflow message queue for workflowId= | exception | error | queue, in-memory, back-pressure, configuration, workflow-message |
| Error evaluating the script | exception | error | conductor, graalvm, javascript, script-evaluation, polyglot, terminate-workflow |
| File not yet uploaded | validation | error | file-storage, upload, state, download, conductor, java |
| No such task found by taskId | exception | error | task, queue, not-found, api |
| Skill package exceeds max file count of | exception | error | java, conductor, skill-registry, size-limit, zip, validation |
| Unknown termination type in composite | validation | error | termination, composite, config-validation, agentspan |
| No such workflow found by name | exception | error | workflow, workflow-def, not-found, conductor, java |
| Skill package contains duplicate path | exception | error | java, conductor, skill-registry, zip, validation, package-integrity |
| Failed to remove event handler | exception | error | cassandra, event-handler, delete, transient, persistence |
| Missing required field | validation | error | skill-registry, metadata, required-field, validation |
| Virtual host is null or empty | validation | error | amqp, config, validation |
| workflowDefinition must be either null, or WorkflowDef, or… | validation | error | subworkflow, validation, type-mismatch, json, input |
| skillRef is required | exception | error | java, conductor, skill-registry, validation, agent |
| Invalid index name | validation | error | mongodb, vectordb, validation, injection-guard |
| Access denied: path traversal sequences are not allowed | validation | critical | security, path-traversal, access-control, document-loader, injection |
| cannot map non-scalar map key: | exception | error | protogen, protobuf, type-mapping, codegen |
| Error creating/updating event handler | exception | error | cassandra, event-handler, write, transient, persistence |
| Image Generation API failed with status | exception | error | openai, image-generation, http-error, network, api-error, ai |
| Error parsing the json schema | exception | error | ai, llm, json-schema, serialization |
| missing Jar file | exception | error | protogen, build, configuration, classpath |
| Error creating workflow definition | exception | error | cassandra, workflow-definition, transient, network, driver |
| Error creating tasks for workflow | exception | error | cassandra, task, write, batch, transient, persistence |
| Invalid response: 'tools' field is missing or not an array | exception | error | mcp, json-rpc, schema-validation, malformed-response |
| environment variables are disabled | exception | warning | environment-variables, disabled, noop, configuration, unsupported-operation |
| Invalid skill version | validation | error | skill-registry, versioning, validation, metadata |
| Stability AI API failed with status | exception | error | stabilityai, image-generation, http, api-key, credits |
| Start request is required | validation | error | validation, start, bad-request, null-input |
| Unknown termination type in nested composite | validation | error | termination, composite, nested, config-validation, agentspan |
| Error retrieving all workflow defs latest versions | exception | error | cassandra, workflow-definition, transient, network, driver, list |
| Retries completed. Cannot open | exception | error | amqp, rabbitmq, channel, retry, io |
| Settings are undefined | validation | error | amqp, config, validation |
| File not found | exception | error | file-storage, not-found, conductor, java |
| Error de-serializing json | exception | error | cassandra, json-deserialization, jackson, persistence |
| Exchange type is undefined | validation | error | amqp, configuration, validation, queue |
| Invalid model format | validation | error | agent, model-parser, validation, input, format |
| OpenAI Video download failed with status | exception | error | openai, video, sora, http, download, streaming |
| Missing connection URL - please check… | validation | critical | postgres, vectordb, configuration, database, connection |
| on_condition requires a nonblank taskName | validation | error | swarm, handoff, on-condition, config-validation, agentspan, worker-task |