'ValueError: "SQLiteEntityStore" object has no field "conn"' error for tutorial "Entity Memory with SQLite storage"

[labdmitriy]

System Info

LangChain version: 0.0.198 Platform: Ubuntu 20.04 LTS Python version: 3.10.4

Who can help?

No response

Information

• [X] The official example notebooks/scripts
• [ ] My own modified scripts

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• [ ] Prompts / Prompt Templates / Prompt Selectors
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• [X] Vector Stores / Retrievers
• [ ] Memory
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• [ ] Callbacks/Tracing
• [ ] Async

Reproduction

1. Reproduce tutorial "Entity Memory with SQLite storage"
2. While executing the following code: entity_store = SQLiteEntityStore(), get the error: ValueError: "SQLiteEntityStore" object has no field "conn"

Expected behavior

SQLiteEntityStore() must be executed correctly.