Uncaught Error: Elementor\TemplateLibrary\Source_Local::on_save_post()
This error recently popped up on a website we maintain. There is no relevant information about this on google or on other forums so if you try to search for Uncaught Error: Elementor\TemplateLibrary\Source_Local::on_save_post(): Argument #2 ($post) must be of type WP_Post, null given, you will not find what you’re looking for, the solution to fix