403 Error when going to settings on AST

I have AST and trackship on my woocommerce site, when ever i got to settings of AST and do something, the whole site goes into 403 error. when i go deactive the plugin from back end its working, it will work if i deactivet and activate it. i have this same issue in a diffrent site of mine, that site also uses trackship

The page I need help with: [log in to see the link]


This site will teach you how to build a WordPress website for beginners. We will cover everything from installing WordPress to adding pages, posts, and images to your site. You will learn how to customize your site with themes and plugins, as well as how to market your site online.

Buy WordPress Transfer