Fatal error: Uncaught Exception: Could not find class NF\Tickets\XF\Entity\User when attempting to extend XF\Entity\User in /var/www/html/src/XF/Extension.php:176 Stack trace: #0 /var/www/html/src/XF/Mvc/Entity/Manager.php(55): XF\Extension->extendClass('...') #1 /var/www/html/src/XF/Mvc/Entity/Manager.php(69): XF\Mvc\Entity\Manager->getEntityClassName('...') #2 /var/www/html/src/XF/Repository/User.php(86): XF\Mvc\Entity\Manager->getEntityStructure('...') #3 /var/www/html/src/XF/Repository/User.php(32): XF\Repository\User->getGuestUser() #4 /var/www/html/src/XF/App.php(2050): XF\Repository\User->getVisitor(NULL, Array) #5 /var/www/html/src/XF/Pub/App.php(159): XF\App->getVisitorFromSession(Object(XF\Session\Session)) #6 /var/www/html/src/XF/App.php(2479): XF\Pub\App->start(true) #7 /var/www/html/src/XF.php(524): XF\App->run() #8 /var/www/html/index.php(20): XF::runApp('...') #9 {main} thrown in /var/www/html/src/XF/Extension.php on line 176