Update app.py

app.py

@@ -359,7 +359,7 @@ def create_ui() -> gr.Blocks:
                             vis.append(gr.update(visible=False, value=None))
                     return (*vis, msg)
 
-                generate.click(
+                gen_evt = generate.click(
                     fn=_process_and_update,
                     inputs=[video_input, text_input, guidance_scale, steps, samples],
                     outputs=[v1, v2, v3, v4, v5, v6, status],
@@ -404,8 +404,8 @@ def create_ui() -> gr.Blocks:
                 # Refresh via button
                 refresh.click(_refresh_gallery, outputs=[gallery])
 
-                # Also refresh after generation finishes
-                generate.then(_refresh_gallery, inputs=None, outputs=[gallery])
+                # Also refresh after generation finishes (chain on the event, NOT the button)
+                gen_evt.then(_refresh_gallery, inputs=None, outputs=[gallery])
 
             with gr.Tab("API & MCP"):
                 gr.Markdown(