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The add-on verifies that all installed add-ons follow XenForo coding standards regarding extending core classes. An error will be shown in the Add-ons page for each class not following these rules:
If you see an error please contact the developer and ask them to check their add-on according to the documentation at https://xenforo.com/xf2-docs/dev/general-concepts/#extending-classes
If you see an error please contact the developer and ask them to check their add-on according to the documentation at https://xenforo.com/xf2-docs/dev/general-concepts/#extending-classes
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