Fatal error: Uncaught Exception: Could not find class NF\Tickets\XF\Repository\User when attempting to extend XF\Repository\User in /var/www/html/src/XF/Extension.php:176 Stack trace: #0 /var/www/html/src/XF/Mvc/Entity/Manager.php(257): XF\Extension->extendClass('...', '...') #1 /var/www/html/src/XF/App.php(2908): XF\Mvc\Entity\Manager->getRepository('...') #2 /var/www/html/src/XF/App.php(2048): XF\App->repository('...') #3 /var/www/html/src/XF/Pub/App.php(159): XF\App->getVisitorFromSession(Object(XF\Session\Session)) #4 /var/www/html/src/XF/App.php(2479): XF\Pub\App->start(true) #5 /var/www/html/src/XF.php(524): XF\App->run() #6 /var/www/html/index.php(20): XF::runApp('...') #7 {main} thrown in /var/www/html/src/XF/Extension.php on line 176