Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Kernel" not found in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Installer/InstallerKernel.php:22 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Installer/InstallerKernel.php on line 22