Update app.py

app.py

@@ -499,10 +499,16 @@ def animate_scene(input_video, max_duration_s, edited_frame, rc_str,
 
     print(f'{session_id} inference started with {rc_str} and duration of {max_duration_s}')
 
-    output_video_path = _animate(
-        input_video, max_duration_s, edited_frame_png, rc_bool,
-        pts_by_frame, lbs_by_frame, session_id, progress
-    )
+    try:
+        
+        output_video_path = _animate(
+            input_video, max_duration_s, edited_frame_png, rc_bool,
+            pts_by_frame, lbs_by_frame, session_id, progress
+        )
+    except Exception as e:
+        err = str(e).lower()
+        print(f"{session_id} failed due to {err}")
+        raise   
 
     final_video_path = os.path.join(output_dir, 'final_result.mp4')