{"record":{"id":"4c278f6fecff3132","repo":"chroma-core/chroma","slug":"invalid-spann-config-provided-in-updatecollectionc-4c278f","errorCode":null,"errorMessage":"Invalid SPANN config provided in UpdateCollectionConfiguration","messagePattern":"Invalid SPANN config provided in UpdateCollectionConfiguration","errorType":"validation","errorClass":"ChromaValueError","httpStatus":null,"severity":"error","filePath":"clients/new-js/packages/chromadb/src/collection-configuration.ts","lineNumber":202,"sourceCode":"  client,\n}: {\n  collectionName: string;\n  currentConfiguration: CollectionConfiguration;\n  currentEmbeddingFunction?: EmbeddingFunction;\n  newConfiguration: UpdateCollectionConfiguration;\n  client: ChromaClient;\n}): Promise<{\n  updateConfiguration?: ApiUpdateCollectionConfiguration;\n  updateEmbeddingFunction?: EmbeddingFunction;\n}> => {\n  if (newConfiguration.hnsw && typeof newConfiguration.hnsw !== \"object\") {\n    throw new ChromaValueError(\n      \"Invalid HNSW config provided in UpdateCollectionConfiguration\",\n    );\n  }\n\n  if (newConfiguration.spann && typeof newConfiguration.spann !== \"object\") {\n    throw new ChromaValueError(\n      \"Invalid SPANN config provided in UpdateCollectionConfiguration\",\n    );\n  }\n\n  const embeddingFunction =\n    currentEmbeddingFunction ||\n    (await getEmbeddingFunction({\n      client,\n      efConfig: currentConfiguration.embeddingFunction ?? undefined,\n    }));\n\n  const newEmbeddingFunction = newConfiguration.embeddingFunction;\n\n  if (\n    embeddingFunction &&\n    embeddingFunction.validateConfigUpdate &&\n    newEmbeddingFunction &&\n    newEmbeddingFunction.getConfig","sourceCodeStart":184,"sourceCodeEnd":220,"githubUrl":"https://github.com/chroma-core/chroma/blob/aecdd12c8a891610db8653630b066b32ceb678b5/clients/new-js/packages/chromadb/src/collection-configuration.ts#L184-L220","documentation":"Error \"Invalid SPANN config provided in UpdateCollectionConfiguration\" thrown in chroma-core/chroma.","triggerScenarios":"Thrown at clients/new-js/packages/chromadb/src/collection-configuration.ts:202 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"aecdd12c8a891610db8653630b066b32ceb678b5","analyzedAt":"2026-08-16T21:53:27.228Z","schemaVersion":2},"datasetVersion":"2026-08-16T23:17:17.608Z"}