def METHOD_NAME(*args):
    try:
        results = extras.run_modelmerger(*args)
    except Exception as e:
        errors.report("Error loading/saving model file", exc_info=True)
        sd_models.list_models()  # to remove the potentially missing models from the list
        return [*[gr.Dropdown.update(choices=sd_models.checkpoint_tiles()) for _ in range(4)], f"Error merging checkpoints: {e}"]
    return results