Update app.py

app.py

@@ -109,8 +109,8 @@ with gr.Blocks() as demo:
     state = gr.State([]) 
 
     file_input.change(upload_pdf, inputs=[file_input], outputs=[status])
-    msg.submit(ask_question, [msg, state], [chatbot, state])
-    clear.click(lambda: ([],[]), None, [chatbot, state, msg])
+    msg.submit(ask_question, [msg, state], [chatbot, state, msg])
+    clear.click(lambda: ([],[]), None, [chatbot, state])
     chain = None  # global QA chain
 
 # Launch the app