Another Problem

So I am trying to install this addon I took over, and when installing, we get an error:
Code:

Server error log
LogicException: Tried to call XF\Extension::resolveExtendedClassToRoot on XF\Mvc\Reply\View, but extendClass was never called on the base class src/XF/Extension.php:322
Generated by: Ozzy47 Mar 16, 2024 at 7:10 PM

Stack trace

#0 src/addons/xenbros/Customtoolbar/Customlistener.php(9): XF\Extension->resolveExtendedClassToRoot('XF\\Mvc\\Reply\\Vi...')
#1 src/XF/Extension.php(81)...

Read more

Читать далее...