The release fixes an issue on XenForo 2.2.13 that can cause PHP errors from different add-ons that use the class extension system.
Disabling the option "Legacy Class Extension Hack" in Admin -> Options -> [AL] Core section will fix the issue.
In case you have lost access to the admin panel, upload the files from the released package, and it will fix the error.
This version also adds ability to disable the option via config.php, where you can add...