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27 February 2025
→Troubleshooting of Streamlit Apps: LangChain RAG Integration Issues
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→Troubleshooting of Streamlit Apps: LangChain RAG Integration Issues
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26 February 2025
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Created page with " = Troubleshooting of Streamlit Apps: LangChain RAG Integration Issues = I've built a Streamlit application that implements a RAG (Retrieval Augmented Generation) system using LangChain, Pinecone for vector storage, and LLMs (GPT/Claude). The app is experiencing a critical error when attempting to generate responses. I've checked the logs from "Manage App" in Streamlit Cloud and found this error: <pre> KeyError: "Input to ChatPromptTemplate is missing variables {'Sourc..."
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