update

app.py

@@ -217,7 +217,13 @@ def submit_message(type_select,user_token, prompt, prompt_template, temperature,
             if len(answer) <= MAX_TALKING_HEAD_TEXT_LENGTH:
                 # html_video, temp_file = do_html_video_speak(output, translate_to)
                 html_audio, temp_aud_file = do_html_audio_speak_azure(answer)
-                html_video, temp_file = do_html_video_speak_sad_talker(temp_aud_file)
+                
+                try:
+                    html_video, temp_file = do_html_video_speak_sad_talker(temp_aud_file)
+                    html_audio = None
+                except Exception as e:
+                    temp_file = LOOPING_TALKING_HEAD
+                    html_video = create_html_video(temp_file, TALKING_HEAD_WIDTH)
             else:
                 temp_file = LOOPING_TALKING_HEAD
                 html_video = create_html_video(temp_file, TALKING_HEAD_WIDTH)
@@ -241,7 +247,7 @@ def submit_message(type_select,user_token, prompt, prompt_template, temperature,
             html_video = create_html_video(temp_file, TALKING_HEAD_WIDTH)
 
     except Exception as e:
-        history.append(prompt_msg)
+        # history.append(prompt_msg)
         history.append({
             "role": "system",
             "content": f"Error: {e}"