.

app.py

@@ -517,8 +517,8 @@ def demo():
         msg.submit(interact, inputs=[qa_chain, msg, chatbot], outputs=[
         gr.State(), chatbot, history, response_source1, response_source1_page,
         response_source2, response_source2_page, response_source3, response_source3_page,
-        None, None, None, metrics_output,queue=False
-    ])
+        None, None, None, metrics_output
+    ],queue=False)
 
 
         submit_btn.click(conversation, \