vector-database — FixDevsLatest fixes and solutions for vector-database errors on FixDevs.https://fixdevs.com/enThu, 09 Apr 2026 00:00:00 GMTFix: ChromaDB Not Working — Persistent Client, Collection Errors, and Embedding Function Issueshttps://fixdevs.com/blog/chromadb-not-working/https://fixdevs.com/blog/chromadb-not-working/How to fix ChromaDB errors — persistent client not saving data, collection already exists error, dimension mismatch in embeddings, embedding function required, HTTP client connection refused, and memory growing unbounded.Thu, 09 Apr 2026 00:00:00 GMTpythonchromadbchromavector-databaseragembeddingsdebuggingFixDevsFix: pgvector Not Working — Extension Install, Index Not Used, and Dimension Errorshttps://fixdevs.com/blog/pgvector-not-working/https://fixdevs.com/blog/pgvector-not-working/How to fix pgvector errors — extension does not exist CREATE EXTENSION vector, dimension mismatch on insert, HNSW index not used slow queries, distance operator confusion, psycopg register adapter, and ivfflat vs hnsw selection.Thu, 09 Apr 2026 00:00:00 GMTpostgrespgvectorvector-databasesqlpythonragdebuggingFixDevsFix: Pinecone Not Working — Index Creation, Serverless vs Pod, and Python SDK v3 Migrationhttps://fixdevs.com/blog/pinecone-not-working/https://fixdevs.com/blog/pinecone-not-working/How to fix Pinecone errors — ApiException 401 unauthorized, index not found, dimension mismatch, serverless spec required, Python SDK v3 breaking changes, namespace confusion, and upsert rate limit 429.Thu, 09 Apr 2026 00:00:00 GMTpythonpineconevector-databaseragembeddingsdebuggingFixDevsFix: Qdrant Not Working — Connection Errors, Collection Setup, and Filter Syntax Issueshttps://fixdevs.com/blog/qdrant-not-working/https://fixdevs.com/blog/qdrant-not-working/How to fix Qdrant errors — connection refused to localhost 6333, collection not found create_collection, vector size mismatch, filter must match schema, payload index missing slow queries, and timeout on large batch uploads.Thu, 09 Apr 2026 00:00:00 GMTpythonqdrantvector-databaseragembeddingsdebuggingFixDevs