Fatal error: Uncaught InvalidArgumentException: Service "itr_partworks.subscriber.widgets_listing" must implement interface "Enlight\Event\SubscriberInterface". in /usr/www/users/partwk/sw5/engine/Shopware/Components/DependencyInjection/Compiler/EventSubscriberCompilerPass.php:62
Stack trace:
#0 /usr/www/users/partwk/sw5/vendor/symfony/dependency-injection/Compiler/Compiler.php(94): Shopware\Components\DependencyInjection\Compiler\EventSubscriberCompilerPass->process()
#1 /usr/www/users/partwk/sw5/vendor/symfony/dependency-injection/ContainerBuilder.php(762): Symfony\Component\DependencyInjection\Compiler\Compiler->compile()
#2 /usr/www/users/partwk/sw5/engine/Shopware/Kernel.php(555): Symfony\Component\DependencyInjection\ContainerBuilder->compile()
#3 /usr/www/users/partwk/sw5/engine/Shopware/Kernel.php(247): Shopware\Kernel->initializeContainer()
#4 /usr/www/users/partwk/sw5/engine/Shopware/Components/HttpCache/AppCache.php(265): Shopware\Kernel->boot()
#5 /usr/www/users/partwk/sw5/vendor/symfony/http-kernel/HttpCache/HttpCache.php(452): Shopware\Components\HttpCache\AppCache->forward()
#6 /usr/www/users/partwk/sw5/vendor/symfony/http-kernel/HttpCache/HttpCache.php(346): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch()
#7 /usr/www/users/partwk/sw5/engine/Shopware/Components/HttpCache/AppCache.php(196): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup()
#8 /usr/www/users/partwk/sw5/vendor/symfony/http-kernel/HttpCache/HttpCache.php(224): Shopware\Components\HttpCache\AppCache->lookup()
#9 /usr/www/users/partwk/sw5/engine/Shopware/Components/HttpCache/AppCache.php(117): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle()
#10 /usr/www/users/partwk/sw5/shopware.php(122): Shopware\Components\HttpCache\AppCache->handle()
#11 {main}
thrown in /usr/www/users/partwk/sw5/engine/Shopware/Components/DependencyInjection/Compiler/EventSubscriberCompilerPass.php on line 62