Mouse-over author window not appearing
Please leave website URL, it seems you have a JS error from other plugins. Also try to deactivate other plugins and delete the cache.
Please make sure you use the latest version of wpDiscuz and Advanced Likers addon. Also please purge CDN an delete all caches. To make this debug faster, try to deactivate all other plugins do a Ctrl+F5 on fron and test it again.