Fatal error: Uncaught Error: Class "Symfony\Component\Debug\Exception\FatalErrorException" not found in C:\Apache24_x64\htdocs\origin_cms\vendor\symfony\debug\Exception\OutOfMemoryException.php:19 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\origin_cms\vendor\symfony\debug\Exception\OutOfMemoryException.php on line 19