Fatal error: Uncaught Error: Class "Doctrine\Bundle\FixturesBundle\Fixture" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\uvdesk\support-center-bundle\Fixtures\KnowledgebaseWebsite.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\uvdesk\support-center-bundle\Fixtures\KnowledgebaseWebsite.php on line 10