Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in D:\xampp\htdocs\ebaymotors\vendor\symfony\event-dispatcher\DependencyInjection\AddEventAliasesPass.php:22 Stack trace: #0 {main} thrown in D:\xampp\htdocs\ebaymotors\vendor\symfony\event-dispatcher\DependencyInjection\AddEventAliasesPass.php on line 22