Fatal error: Uncaught Error: Class 'Symfony\Component\Routing\RouteCollection' not found in C:\Program Files (x86)\www\DMS7.0_IRRIGARONNE\vendor\symfony\routing\Tests\Fixtures\validpattern.php:6 Stack trace: #0 {main} thrown in C:\Program Files (x86)\www\DMS7.0_IRRIGARONNE\vendor\symfony\routing\Tests\Fixtures\validpattern.php on line 6