removed failure popup because it can trap the user without the ability to close the IDE

main.py

@@ -63,13 +63,7 @@ def set_configuration_value(key, value, save_to_disk=True):
         config_file.write(json.dumps(configuration))
         config_file.close()
     except:
-        warn("Failed to save config file.", is_exception=True)
-        dialog = tk.Tk()
-        dialog.title("Failed to save config file")
-        ttk.Label(dialog, text="Failed to save the configuration file.").pack()
-        ttk.Button(dialog, text="Continue", command=dialog.destroy).pack()
-        dialog.resizable(0,0)
-        dialog.mainloop()
+        error("Failed to save config file.")
 
 # easy way to get data out of window events
 class Window_Interaction_Handler: