fixes 500 error for some users

app.py

@@ -417,4 +417,4 @@ with gr.Blocks(css=css) as demo:
         ]
     )
 
-demo.queue(max_size=16).launch(show_api=False, show_error=True)
+demo.queue(max_size=16).launch(show_api=False, show_error=True, ssr_mode = False)