bytedance/deer-flow
Documented errors, page 2 of 5. Back to bytedance/deer-flow
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Permission denied | http | error | auth, http-403, authorization, permissions, rbac, gateway |
| No feedback found for this run | http | info | http-404, feedback, idempotency, rest-api |
| Failed to update agent | http | error | http-500, agents, update, filesystem, persistence |
| memory_data | validation | error | memory, validation, import, deermem |
| Failed to save cleared memory data | exception | error | memory, deermem, persistence, clear, io |
| Failed to start Lark authorization. | http | error | lark, feishu, http-500, auth, gateway, permissions |
| mem0 failure_policy.read must be one of | validation | error | config, mem0, memory, validation, failure-policy |
| mem0 failure_policy.write must be one of | validation | error | config, mem0, memory, validation, failure-policy |
| No models are authorized for the current role. | exception | error | authz, rbac, fail-closed, model, policy |
NOT_AUTHENTICATED Not authenticated | http | error | auth, http-401, cookies, session, gateway |
| Password is too common; choose a stronger password. | validation | warning | auth, http-422, validation, password |
| scheduler.multi_instance=true requires… | console | critical | config, startup, scheduler, postgres, system-exit, gateway |
| Invalid provider ID | http | warning | auth, http-400, oidc, validation, provider |
| mem0 max_injection_chars must be positive | validation | error | config, mem0, memory, validation, range |
| memory update queue is full | exception | warning | backpressure, queue, deermem, memory, load |
| mem0 api_key_env must be a non-empty env var name | validation | error | config, mem0, memory, validation, api-key |
| OpenViking max_seen_message_ids must be between 16 and 10000 | validation | error | openviking, config, validation, limits |
| The OpenViking automatic-memory backend supports… | validation | error | openviking, config, memory-mode, validation |
| expected 32-byte payload in | validation | error | buzz, nostr, bech32, validation |
| scheduler.multi_instance=true requires… | console | critical | config, startup, scheduler, run-events, system-exit, gateway |
| Failed to create durable migration backup | exception | critical | deermem, memory, migration, filesystem, oserror |
| DeerMem memory update requested but no LLM is configured… | exception | critical | memory, deermem, configuration, llm, startup |
| mem0 returned malformed JSON | exception | error | mem0, memory, json, proxy, http |
| Agent ' ' only exists in the legacy shared layout and is… | http | error | http-409, agents, migration, legacy-layout, delete |
| mem0 request failed | exception | error | mem0, memory, network, http, timeout |
| confidence | validation | error | memory, validation, numeric, deermem |
| detailMessage ?? | exception | warning | memory, auth, http, frontend |
| No models are authorized for the current role… | exception | error | authz, config, provider, fail-closed, model |
| Directory for ' ' contains memory data but is not a custom… | http | warning | api, agents, data-preservation, http-409, memory |
| Failed to branch conversation. | exception | error | threads, branching, http, frontend |
| OpenViking must be a mapping | validation | error | openviking, config, yaml, validation |
| Failed to save memory data after creating fact | exception | error | memory, deermem, concurrency, persistence, retry-exhausted |
| retrieval category filter must be a string | exception | error | deermem, memory, validation, fts5 |
| Failed to create thread | http | error | threads, database, goals, http-500, persistence |
| Invalid channel session assistant_id | validation | error | channels, config, validation |
| Missing X-GitHub-Event header | http | warning | http-400, webhooks, headers, proxy, github |
| Only UTF-8 text artifacts can be edited | http | warning | api, artifacts, encoding, http-415, utf-8 |
| Failed to delete agent | http | error | http-500, agents, delete, permissions |
| Failed to delete | http | error | upload, http-500, filesystem, delete |
| Failed to polish input | http | error | http-503, llm, upstream-failure, input-polish, retryable |
| MCP server ' ' sets environment variable ' ', which would… | http | error | mcp, security, env-vars, code-injection, http-400 |
| memory_data. | validation | error | memory, validation, import, deermem |
| Failed to read user profile | http | error | http-500, user-profile, filesystem, encoding |
| OpenViking failure_policy.write must be 'log_and_drop' or… | validation | error | openviking, config, validation, failure-policy |
| change_set.upsertRevisions must be an object | validation | error | memory, validation, optimistic-concurrency, deermem |
| fact.createdAt and fact.updatedAt must be strings | exception | error | deermem, memory, validation, timestamps |
| Failed to get thread | http | error | threads, checkpointer, http-500, serialization, database |
| MCP server ' ' not found | http | error | mcp, config, setup, http-404 |
| Thread history returned a row with an invalid seq. | validation | error | validation, threads, pagination, data-integrity |
| Too many login attempts. Try again later. | http | warning | auth, http-429, rate-limit, login |
backend_unreachable Could not reach the DeerFlow backend. | exception | error | openviking, configuration, validation, environment |
| invalid bech32 character in | validation | error | buzz, nostr, bech32, validation |
| MCP server ' ' passes ' ' to ' ', which would run arbitrary… | http | error | mcp, stdio, security, code-injection, http-400 |
| Message not found | http | warning | regenerate, message-id, http-404 |
| Failed to fetch subtask steps | exception | warning | tasks, events, pagination, http, frontend |
| Input text exceeds characters | http | warning | http-400, validation, input-polish, length-limit |
| agent_name is required to persist facts | validation | error | memory, validation, scoping, deermem |
| fact.id may contain only letters, numbers, '_' and '-' | exception | error | deermem, memory, validation, ids, path-safety |
| Failed to create branch | http | error | threads, branching, checkpointer, http-500, database |
| Failed to update conversation. | exception | error | threads, metadata, http, frontend |
| Not authenticated | http | error | auth, http-401, cookies, langgraph |
| Failed to read thread goal | http | error | threads, goals, checkpointer, http-500 |
| Failed to validate checkpoint | http | error | runs, http-500, checkpoints, infrastructure |
| Expected fact revision , found | exception | error | deermem, memory, optimistic-concurrency, conflict |
| Failed to load agents | exception | error | mem0, configuration, security, tls, validation |
| Invalid or missing X-Hub-Signature-256 | http | error | http-401, webhooks, hmac, signature, github |
| mem0 failure_policy must be a mapping | validation | error | config, mem0, memory, yaml, validation |
| OpenViking failure_policy.read must be 'fail_open' or… | validation | error | openviking, config, validation, failure-policy |
| bad bech32 checksum in | validation | error | buzz, nostr, bech32, validation |
| Failed to upload | http | error | upload, http-500, filesystem, cleanup |
| Cannot set env key ' ' to masked value '***'; provide a… | http | error | mcp, secrets, masking, env, http-400 |
| Could not locate target user message in recent checkpoint… | http | warning | regenerate, checkpoint, history-limit, http-409 |
unsupported_stream_mode Unsupported stream mode(s) | validation | warning | runs, http-422, streaming, validation |
| Failed to delete memory fact. | http | error | memory, filesystem, http-500, gateway |
| Failed to load suggestions config | exception | info | suggestions, config, http, fallback, frontend |
| Honcho returned non-JSON response: POST | http | error | memory, honcho, http, json, configuration |
| Custom-agent management API is disabled. Set… | http | error | config, http-403, feature-flag, agents |
| Failed to create memory fact. | http | error | memory, filesystem, http-500, persistence |
| Failed to load thread history. | exception | error | api, threads, history, network, react-query, frontend |
| Failed to create thread checkpoint | http | error | threads, checkpointer, database, goals, http-500 |
| Token error | http | error | auth, http-401, jwt, token-expiry, secret-rotation |
| Failed to get agent | http | error | http-500, agents, corrupt-config, filesystem |
| Failed to update user profile | http | error | http-500, user-profile, permissions, filesystem |
| Failed to load artifact | exception | error | artifacts, range-request, http, frontend |
| Failed to start Lark connection setup. | http | error | lark, feishu, http-500, gateway, network, filesystem |
| Failed to update MCP configuration | exception | error | mcp, config, validation, http, frontend |
| Invalid token | http | error | auth, http-401, jwt, token-expiry |
| URL is required | http | warning | browser, validation, http-400 |
| Binary content cannot be saved as an artifact | http | error | api, artifacts, binary, http-415, input-validation |
| {str(e)} | http | error | http-404, integrations, lark, install, missing-file |
| expected bech32, got | validation | error | buzz, nostr, bech32, validation |
| CSRF token mismatch. | http | error | csrf, http-403, security, session-sync, cookies |
| {detail} | http | error | auth, http-403, authorization, admin, roles |
| Failed to complete Lark authorization. | http | error | lark, oauth, http-500, internal-error |
| File not found | http | warning | upload, http-404, delete, idempotency |
| OpenViking must be a boolean | validation | error | openviking, config, validation, boolean |
| request config configurable must be an object | http | warning | runs, http-400, config, checkpoints |
| change_set.upsertRevisions values must be null or integers… | validation | error | memory, validation, optimistic-concurrency, deermem |
request_failed Failed to check agent name | exception | error | openviking, configuration, security, tls, validation |
| Artifact changed since it was opened | http | error | api, artifacts, optimistic-concurrency, http-412, etag |