try modify upload

app.py

@@ -135,9 +135,9 @@ with gr.Blocks(theme=gr.themes.Default(text_size="lg", radius_size="none")) as d
                            outputs=[file_upload, part_queries])
 
     file_upload.change(
-        fn=render_pcd_file,
+        fn=lambda x:x,#render_pcd_file,
         inputs=[file_upload],
-        outputs=[input_point_cloud],
+        outputs=[file_upload]#[input_point_cloud],
     )
     run_button.click(
         fn=predict,