catch error when loading config_states

    for filename in os.listdir(config_states_dir):

        if filename.endswith(".json"):

            path = os.path.join(config_states_dir, filename)

            try:

                with open(path, "r", encoding="utf-8") as f:

                    j = json.load(f)

                    j["filepath"] = path

                    config_states.append(j)

            except Exception as e:

                print(f'[ERROR]{path}, {e}')

    config_states = sorted(config_states, key=lambda cs: cs["created_at"], reverse=True)

    filename = os.path.join(config_states_dir, f"{timestamp}_{name}.json")

    print(f"Saving backup of webui/extension state to {filename}.")

    with open(filename, "w", encoding="utf-8") as f:

        json.dump(current_config_state, f)

        json.dump(current_config_state, f, indent=4)

    config_states.list_config_states()

    new_value = next(iter(config_states.all_config_states.keys()), "Current")

    new_choices = ["Current"] + list(config_states.all_config_states.keys())