Update app.py

Enhanced AI fail error msg

app.py

@@ -963,8 +963,8 @@ def chat(prompt, user_window, pwd_window, past, response, gptModel, uploaded_ima
                                      uploaded_image_file, uploaded_file_path)
                 uploaded_image_file = ''
                 uploaded_file_path = ''
-            except:
-                return [[], "Sorry, there was an error getting the AI response",
+            except Exception as e:
+                return [[], f"Sorry, there was an error ({str(e)})  getting the AI response",
                        prompt, gptModel, uploaded_image_file, plot, image_out, file_out, uploaded_file_path]
 
             image_done = False