Update app.py

app.py

@@ -862,7 +862,7 @@ if __name__ == "__main__":
         import os
         # Disable file watching to prevent restart loops
         os.environ['GRADIO_WATCH'] = 'no'
-        demo.launch(prevent_thread_lock=True)
+        demo.launch(show_error=True)
     except Exception as e:
         import traceback
         print(f"Error launching demo: {traceback.format_exc()}")