Fatal error: Uncaught Error: Interface "Symfony\Component\Messenger\Handler\MessageSubscriberInterface" not found in /home/teaccptt/www.teamdealer.de/custom/plugins/SwagPayPal/src/Pos/MessageQueue/Handler/Sync/AbstractSyncHandler.php:24 Stack trace: #0 /home/teaccptt/www.teamdealer.de/vendor/composer/ClassLoader.php(576): include() #1 /home/teaccptt/www.teamdealer.de/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}() #2 /home/teaccptt/www.teamdealer.de/custom/plugins/SwagPayPal/src/Pos/MessageQueue/Handler/CloneVisibilityHandler.php(27): Composer\Autoload\ClassLoader->loadClass() #3 /home/teaccptt/www.teamdealer.de/vendor/composer/ClassLoader.php(576): include('...') #4 /home/teaccptt/www.teamdealer.de/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}() #5 [internal function]: Composer\Autoload\ClassLoader->loadClass() #6 /home/teaccptt/www.teamdealer.de/vendor/shopware/core/Framework/MessageQueue/MessageHandlerCompilerPass.php(24): class_exists() #7 /home/teaccptt/www.teamdealer.de/vendor/symfony/dependency-injection/Compiler/Compiler.php(73): Shopware\Core\Framework\MessageQueue\MessageHandlerCompilerPass->process() #8 /home/teaccptt/www.teamdealer.de/vendor/symfony/dependency-injection/ContainerBuilder.php(750): Symfony\Component\DependencyInjection\Compiler\Compiler->compile() #9 /home/teaccptt/www.teamdealer.de/vendor/symfony/http-kernel/Kernel.php(488): Symfony\Component\DependencyInjection\ContainerBuilder->compile() #10 /home/teaccptt/www.teamdealer.de/vendor/shopware/core/Kernel.php(150): Symfony\Component\HttpKernel\Kernel->initializeContainer() #11 /home/teaccptt/www.teamdealer.de/vendor/shopware/core/Kernel.php(112): Shopware\Core\Kernel->boot() #12 /home/teaccptt/www.teamdealer.de/vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php(35): Shopware\Core\Kernel->handle() #13 /home/teaccptt/www.teamdealer.de/vendor/autoload_runtime.php(29): Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run() #14 /home/teaccptt/www.teamdealer.de/public/index.php(11): require_once('...') #15 {main} thrown in /home/teaccptt/www.teamdealer.de/custom/plugins/SwagPayPal/src/Pos/MessageQueue/Handler/Sync/AbstractSyncHandler.php on line 24