.

app.py

@@ -99,10 +99,9 @@ def get_conversation_chain(vectorstore):
 # 사용자 입력을 처리하는 함수입니다.
 def handle_userinput(user_question):
     # 대화 체인을 사용하여 사용자 질문에 대한 응답을 생성합니다.
-    st.session_state['conversation'] = {'question': user_question}
-    response = st.session_state['conversation']
+    response = st.session_state.conversation({'question': user_question})
     # 대화 기록을 저장합니다.
-    st.session_state['chat_history'] = response['chat_history']
+    st.session_state.chat_history = response['chat_history']
 
     for i, message in enumerate(st.session_state['chat_history']):
         if i % 2 == 0:
@@ -120,9 +119,11 @@ def main():
     st.write(css, unsafe_allow_html=True)
 
     if "conversation" not in st.session_state:
-        st.session_state['conversation'] = ''
+        st.session_state.conversation = None
+        st.session_state.chat_history = None
     if "chat_history" not in st.session_state:
-        st.session_state['chat_history'] = ''
+        st.session_state.conversation = None
+        st.session_state.chat_history = None
 
     st.header("Chat with multiple Files :")
     user_question = st.text_input("Ask a question about your documents:")