Getting error during plugin loading

I get the following error during page loading
Failed to load resource: the server responded with a status of 404 (Not Found) http://www.inseeks.com/wp-content/plugins/mashsharer/templates/fonts/mashsb-font.woff?3442747

Given URL is not allowed by the Application configuration.: One or more of the given URLs is not allowed by the App’s settings. It must match the Website URL or Canvas URL, or the domain must be a subdomain of one of the App’s domains.

And the button logo also does not load.I have tried removing and re-installing
several times but does not work

https://ww.wp.xz.cn/plugins/mashsharer/