Update app.py

app.py

@@ -220,4 +220,4 @@ with gr.Blocks() as iface:
     sub_b = submit_b.click(generate, [msg,chatbot],[msg,chatbot,sumbox,sum_out_box,hist_out_box])
     sub_e = msg.submit(generate, [msg, chatbot], [msg, chatbot,sumbox,sum_out_box,hist_out_box])
     stop_b.click(None,None,None, cancels=[sub_b,sub_e])
-iface.queue(default_concurrency_count=10).launch()
+iface.queue(default_concurrency_limit=10).launch()