[BUG]:

[suocean16]

when i upload a new text file as knowledge repository. i can success upload . when i input my question. i see this below error. do you know the the reason ?

---

2023-06-17 06:50:41 | INFO | webserver | add_text. ip: 127.0.0.1. len: 14 2023-06-17 06:50:41 | INFO | webserver | User message send!0a4fe962-0cdb-11ee-9d6a-0e2a25cf554c,,,新增知识库对话,DB问答,, 2023-06-17 06:50:41 | INFO | stdout | chat scene:chat_new_knowledge 2023-06-17 06:50:41 | INFO | sentence_transformers.SentenceTransformer | Load pretrained SentenceTransformer: /output/DB-GPT/models/text2vec-large-chinese 2023-06-17 06:50:41 | WARNING | sentence_transformers.SentenceTransformer | No sentence-transformers model found with name /output/DB-GPT/models/text2vec-large-chinese. Creating a new one with MEAN pooling. 2023-06-17 06:50:44 | INFO | sentence_transformers.SentenceTransformer | Use pytorch device: cuda 2023-06-17 06:50:44 | INFO | webserver | stream out start! 2023-06-17 06:50:44 | INFO | chromadb.telemetry.posthog | Anonymized telemetry enabled. See https://docs.trychroma.com/telemetry for more information. 2023-06-17 06:50:44 | INFO | chromadb | Running Chroma using direct local API. 2023-06-17 06:50:44 | WARNING | chromadb | Using embedded DuckDB with persistence: data will be stored in: /output/DB-GPT/pilot/data/ocean.vectordb 2023-06-17 06:50:44 | INFO | chromadb.db.duckdb | No existing DB found in /output/DB-GPT/pilot/data/ocean.vectordb, skipping load 2023-06-17 06:50:44 | INFO | chromadb.db.duckdb | No existing DB found in /output/DB-GPT/pilot/data/ocean.vectordb, skipping load 2023-06-17 06:50:44 | INFO | stdout | ChromaStore similar search 2023-06-17 06:50:44 | INFO | LOGGER | ChromaStore similar search Batches: 0%| | 0/1 [00:00<?, ?it/s] Batches: 100%|█████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████| 1/1 [00:00<00:00, 56.42it/s] 2023-06-17 06:50:44 | ERROR | stderr | 2023-06-17 06:50:44 | INFO | stdout | Traceback (most recent call last): 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/server/webserver.py", line 324, in http_bot 2023-06-17 06:50:44 | INFO | stdout | response = chat.stream_call() 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/scene/base_chat.py", line 138, in stream_call 2023-06-17 06:50:44 | INFO | stdout | payload = self.__call_base() 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/scene/base_chat.py", line 106, in __call_base 2023-06-17 06:50:44 | INFO | stdout | input_values = self.generate_input_values() 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/scene/chat_knowledge/custom/chat.py", line 53, in generate_input_values 2023-06-17 06:50:44 | INFO | stdout | docs = self.knowledge_embedding_client.similar_search( 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/source_embedding/knowledge_embedding.py", line 80, in similar_search 2023-06-17 06:50:44 | INFO | stdout | ans = vector_client.similar_search(text, topk) 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/vector_store/connector.py", line 23, in similar_search 2023-06-17 06:50:44 | INFO | stdout | return self.client.similar_search(docs, topk) 2023-06-17 06:50:44 | INFO | stdout | File "/output/DB-GPT/pilot/vector_store/chroma_store.py", line 24, in similar_search 2023-06-17 06:50:44 | INFO | stdout | return self.vector_store_client.similarity_search(text, topk) 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/langchain/vectorstores/chroma.py", line 138, in similarity_search 2023-06-17 06:50:44 | INFO | stdout | docs_and_scores = self.similarity_search_with_score(query, k, filter=filter) 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/langchain/vectorstores/chroma.py", line 184, in similarity_search_with_score 2023-06-17 06:50:44 | INFO | stdout | results = self._collection.query( 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/chromadb/api/models/Collection.py", line 227, in query 2023-06-17 06:50:44 | INFO | stdout | return self._client._query( 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/chromadb/api/local.py", line 437, in _query 2023-06-17 06:50:44 | INFO | stdout | uuids, distances = self._db.get_nearest_neighbors( 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/chromadb/db/clickhouse.py", line 585, in get_nearest_neighbors 2023-06-17 06:50:44 | INFO | stdout | uuids, distances = index.get_nearest_neighbors(embeddings, n_results, ids) 2023-06-17 06:50:44 | INFO | stdout | File "/output/.pylibs/lib/python3.10/site-packages/chromadb/db/index/hnswlib.py", line 240, in get_nearest_neighbors 2023-06-17 06:50:44 | INFO | stdout | raise NoIndexException( 2023-06-17 06:50:44 | INFO | stdout | chromadb.errors.NoIndexException: Index not found, please create an instance before querying 2023-06-17 06:50:44 | INFO | stdout | 2023-06-17 06:50:44 | INFO | backoff | Backing off send_request(...) for 0.5s (requests.exceptions.SSLError: HTTPSConnectionPool(host='app.posthog.com', port=443): Max retries exceeded with url: /batch/ (Caused by SSLError(SSLEOFError(8, '[SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1007)')))) 2023-06-17 06:50:45 | INFO | backoff | Backing off send_request(...) for 1.3s (requests.exceptions.SSLError: HTTPSConnectionPool(host='app.posthog.com', port=443): Max retries exceeded with url: /batch/ (Caused by SSLError(SSLEOFError(8, '[SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1007)')))) 2023-06-17 06:50:46 | INFO | backoff | Backing off send_request(...) for 1.2s (requests.exceptions.SSLError: HTTPSConnectionPool(host='app.posthog.com', port=443): Max retries exceeded with url: /batch/ (Caused by SSLError(SSLEOFError(8, '[SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1007)')))) 2023-06-17 06:50:47 | ERROR | backoff | Giving up send_request(...) after 4 tries (requests.exceptions.SSLError: HTTPSConnectionPool(host='app.posthog.com', port=443): Max retries exceeded with url: /batch/ (Caused by SSLError(SSLEOFError(8, '[SSL: UNEXPECTED_EOF_WHILE_READING] EOF occurred in violation of protocol (_ssl.c:1007)')))) Connection closing...Socket close.

Connection closed by foreign host.

[csunny]

This error HTTPSConnectionPool(host='app.posthog.com', port=443): It seems that the connection to the backend server failed, check the network or restart the service?