ErrLookup › mem0ai/mem0
mem0ai/mem0
Universal memory layer for AI Agents · Python · 534 source files
Analyzed at 001c235229 on 2026-08-15. 512 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| MEM0_TELEMETRY must be a boolean value. | validation | critical | telemetry, environment, import-time, configuration |
| Insert failed for document | exception | error | azure, vector-store, insert, schema-mismatch, throttling |
| Unsupported FastEmbed model | validation | error | fastembed, embeddings, validation, config, onnx |
| Invalid threshold: . Must be between 0 and 1 (inclusive). | validation | error | validation, search, threshold, valueerror |
| Update failed for document | exception | error | azure, vector-store, update, schema-mismatch |
| Invalid ' ': only letters, digits, and underscores are… | exception | error | pgvector, postgres, sql-injection, validation, configuration, typescript |
| Delete failed for document | exception | error | azure, vector-store, delete, idempotency |
| HuggingFace embedBatch() returned | exception | error | huggingface, tei, embeddings, batching, data-integrity |
| HuggingFace embed_batch() returned | exception | error | huggingface, sentence-transformers, embeddings, batch, data-integrity |
| LLM extraction failed | exception | error | llm, retry, rate-limit, add, network |
VALIDATION_002 Invalid 'memory_type'. Please pass | validation | error | validation, memory-type, add, procedural |
| has unknown keys | validation | error | config, schema, validation, typescript |
| Unsupported index_type | exception | warning | valkey, defensive-code, invariant-violation, vector-store, unreachable-code |
VALIDATION_001 At least one of 'user_id', 'agent_id', or 'run_id' must be provided. | validation | error | validation, add, user-id, scoping |
| expiration_date must be a valid date in YYYY-MM-DD format. | validation | error | validation, expiration, date-parsing, add |
| Unsupported VectorStore provider | exception | error | configuration, vector-store, factory, validation |
VALIDATION_003 messages must be str, dict, or list[dict] | validation | error | validation, messages, add, typeerror |
| Vector operations failed. Please ensure: 1. The vector… | exception | critical | supabase, pgvector, setup, sql, rls |
| Together LLM failed | exception | error | llm, together, api-key, typescript, oss-sdk |
| Either a client or URL and token must be provided. | validation | error | upstash, vector-store, credentials, environment, validation |
| Baidu Mochow table ' ' was not after s. | exception | warning | baidu, mochow, eventual-consistency, timeout, retry |
| AWS Bedrock requires both awsAccessKeyId and… | validation | error | aws, bedrock, embeddings, credentials, validation, security |
| Cannot reset a closed SQLiteManager | exception | error | sqlite, storage, lifecycle, reset, runtime-error |
| langchain is not installed. Please install it using `pip… | exception | error | import-error, langchain, embeddings, dependencies, optional-dependency |
| Azure credential authentication failed | exception | critical | azure, authentication, managed-identity, mysql, aad |
| Gemini embed_batch() returned | exception | error | gemini, embeddings, batch, data-integrity |
| Azure OpenAI embedBatch() returned | exception | error | azure, openai, embeddings, data-integrity, batching |
| Filter value for ' ' must be a string, number, or boolean… | exception | error | opensearch, filters, security, validation |
| The ' ' package is required to use the . Install it with… | exception | error | dependencies, peer-dependency, npm, typescript |
| Config must be a instance or dict | exception | error | configuration, reranker, type-error, validation |
| Client not initialized | exception | error | vertexai, internal-invariant, defensive, typescript |
| LM Studio embedder failed | exception | error | lmstudio, embeddings, local, runtime, network |
| Error while downloading | exception | error | multimodal, vision, network, image-download, exception-chaining |
| Missing filters or schema | validation | error | exports, hosted-api, validation, typescript |
| HuggingFace embedder requires an inference endpoint. Set… | validation | error | huggingface, tei, embeddings, validation, config, self-hosted |
| The decay parameter is not supported by the OSS Memory SDK. | validation | error | oss-limitation, decay, project, platform-parity |
| HuggingFace embed() returned no embeddings for model | exception | error | huggingface, tei, embeddings, runtime, self-hosted |
| No valid GCP credentials found. Please provide one of: 1… | exception | error | gcp, authentication, credentials, configuration |
| Failed to extract embedding values from response | exception | error | vertexai, embeddings, response-shape, typescript |
| OR operator requires a non-empty list of conditions | validation | error | validation, filters, logical-operators, search |
| HTTP | http | error | http, network, api, platform-mode, typescript |
| S3 Vectors cannot negate this filter shape. | exception | error | s3-vectors, filters, negation, typescript |
| Azure OpenAI embed_batch() returned | exception | error | azure-openai, embeddings, batch, data-integrity |
| Failed to generate response | exception | error | python, aws, bedrock, runtime, llm, mem0 |
| Streaming failed or method not implemented. | exception | error | streaming, vercel-ai-sdk, error-masking, llm-provider |
| Unsupported embedding provider | validation | error | embeddings, config, validation, provider-registry |
| No entities to delete | validation | warning | delete, bulk-operations, empty-state |
| Authentication failed. Your API key may be invalid or… | http | error | auth, api-key, http-401, rest-server |
| top_k must be a valid integer | validation | error | validation, search, top-k, typeerror |
| Unsupported embedder provider | exception | error | configuration, embedder, typescript, factory |
| S3 Vectors does not support | exception | error | s3-vectors, filters, metadata, typescript |
| A valid PostgreSQL connection string must be provided | validation | error | pydantic, supabase, postgres, vector-store, config, validation |
| LLMReranker requires an LLM instance; RerankerFactory… | validation | error | internal, reranker, llm, invariant, typescript |
| The timestamp parameter is not supported by the OSS Memory… | validation | error | oss-limitation, temporal, timestamp, add |
| Unsupported metadata filter operator | validation | error | validation, filters, operators, search |
| Baidu Mochow table ' ' exists but is missing the… | exception | error | baidu, mochow, schema-mismatch, vector-store, table |
| Error getting embedding from AWS Bedrock model | exception | error | aws, bedrock, embeddings, network, iam, runtime |
| Filter value for must be a string, number, or boolean, got | exception | error | milvus, filters, type-validation, vector-store, typescript |
| Unsupported Oracle filter operator(s) for field | exception | error | oracle, filters, vector-store, validation, typescript |
| Mem0 runtime has not been initialized. | exception | critical | mem0, initialization, runtime-state, startup-ordering |
| Zero Entropy API key is required. Set ZERO_ENTROPY_API_KEY… | validation | critical | configuration, zeroentropy, reranker, environment, secrets |
| Azure Identity is required for Azure credential… | exception | critical | azure, mysql, dependencies, import-error, auth |
| Unknown provider_override | validation | error | python, aws, bedrock, validation, config, mem0 |
| Unsupported Llm provider | exception | error | configuration, llm-provider, factory, validation |
| organizationId and projectId must be set to access… | validation | error | identity, project, configuration, api-key |
| Could not import faiss python package. Please install it… | exception | critical | faiss, dependencies, import-error, native-libraries |
| google-auth is required for GCP authentication. Install… | exception | error | dependencies, gcp, import, installation |
| Neptune Analytics update upsert reported failure for | exception | error | neptune, aws, throttling, retry, consistency |
| Invalid JSON in "Metadata" field | exception | error | configuration, llm-provider, docker, http-400, rest-server |
| Method 'deleteCol' not supported by LangchainVectorStore… | exception | error | langchain, vector-store, unsupported-operation, typescript |
| Invalid JSON in "Custom Categories" field | exception | error | configuration, embedder, docker, http-400, rest-server |
| Top-level entity parameters | validation | error | validation, api-shape, filters, migration, typescript |
| langchain-core is required to pass a custom LLM to… | exception | error | dependency, import-error, langchain, procedural-memory, async |
| NOT operator requires a non-empty list of conditions | validation | error | validation, filters, logical-operators, search |
| Baidu Mochow failed (code ) | exception | error | baidu, mochow, vector-store, rpc, error-envelope |
| Cohere API key is required. Set COHERE_API_KEY environment… | validation | critical | configuration, cohere, reranker, environment, secrets |
| Filter list for ' ' contains an object, which may contain… | exception | error | mongodb, filters, injection-guard, security, validation |
| Invalid provider | validation | error | provider-config, dispatch, version-skew |
| AWS Bedrock model returned no embedding for one or more… | exception | error | aws, bedrock, embeddings, data-integrity, runtime |
| Invalid datetime value in range filter for field | validation | error | filters, qdrant, datetime, validation, vector-store |
| The 'azure-search-documents' library is required. Please… | exception | error | dependencies, azure, vector-store, version-pinning, import |
| Could not import reranker for provider | exception | error | dependencies, reranker, import, installation |
| FastEmbed embed() returned no embeddings | exception | error | fastembed, embeddings, runtime, onnx |
| The '@aws-sdk/client-neptune-graph' package is required to… | exception | critical | neptune-analytics, aws-sdk, dependency, installation |
| Cannot mix range operators | exception | error | qdrant, search-filters, operator-error, range-query, validation, typescript |
| Failed to auto-detect embedding dimension from provider | exception | error | embeddings, vector-store, initialization, dimension, typescript |
| filters must contain at least one of: user_id, agent_id… | validation | error | validation, get-all, filters, scoping |
| Invalid filter key | exception | error | elasticsearch, filters, injection-guard, validation, typescript |
| Invalid filter key ' ': only letters, digits, and… | exception | error | pgvector, search-filters, sql-injection, validation, metadata, typescript |
| Error getting embedding from AWS Bedrock | exception | error | aws, bedrock, embeddings, credentials, runtime |
| Failed to ping server | exception | error | network, connectivity, ping, self-hosted |
| Neptune Analytics HTTPS endpoints require graphIdentifier… | exception | error | neptune, aws, config, endpoint, vector-store |
| The 'upstash_vector' library is required. Please install it… | exception | error | import-error, upstash, vector-store, dependencies, optional-dependency |
| expirationDate must be a valid date in YYYY-MM-DD format. | exception | error | validation, expiration, date-format, oss |
| Resource not found | http | error | auth, login, http-401, rest-server |
| projectId must be set to access webhooks | validation | error | webhooks, hosted-api, validation, typescript, project-id |
| Invalid config type for provider | validation | error | config, validation, pydantic, vector-store |
| Invalid metadata key | exception | error | oracledb, metadata, json-path, validation |
| Invalid query: must be a non-empty string. | validation | error | validation, search, query, typeerror |
| Unknown provider in model | exception | error | aws-bedrock, configuration, model-id, typescript |