Summary Am running into the following error - KeyError: 'st.session_state has no key “messages” Steps to reproduce Code snippet: import os from collections import defaultdict os.environ['OPENAI_API_KEY'] = '<enter API key>' os.environ["LANGCHAIN_TRACING_V2" ] = "true" os.environ["LANGCHAIN_ENDPOI…

@Anshul_Bhide You need to check whether the key messages exists or not in the st.session_state. Just like you did for the openai_model.

[image] Anshul_Bhide: st.session_state has no key “messages” Check out this thread [image] KeyError: 'st.session_state has no key "$$GENERATED_WIDGET_ID--None". Did you forget to initialize it? More info: Using Streamlit Summary Unable to find where thi…

st.session_state.messages = [] removing this line from your code should fix the issue I believe

Updated the code as below and still getting the same error :frowning: import os from collections import defaultdict os.environ[‘OPENAI_API_KEY’] = ‘’ os.environ[“LANGCHAIN_TRACING_V2” ] = “true” os.environ[“LANGCHAIN_ENDPOINT”] = “ https://api.smith.langchain.com ” os.environ[“LANGCHAIN_API_KEY”…

Error: KeyError: 'st.session_state has no key "messages"

Using Streamlit

gSayak September 4, 2023, 6:31pm 3

Check out this thread

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Error: KeyError: 'st.session_state has no key "messages"

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