product · inferred from evidence
create-agent-and-kb sample
A specific sample within the amazon-bedrock-samples repository that used the invalid engine type.
- ValidationException: The OpenSearch Serverless engine type associated with your vector index is invalid.
Recreate the OpenSearch Serverless vector index with "engine": "faiss" instead of "nmslib" in the storage configuration, then retry the CreateKnowledgeBase call. FAISS is the only accepted engine type now.