Fatal error: Uncaught Symfony\Component\DependencyInjection\Exception\RuntimeException: The definition for "Promokit\Module\Pklib\FileManager\FileManager" has no class. If you intend to inject this service dynamically at runtime, please mark it as synthetic=true. If this is an abstract definition solely used by child definitions, please add abstract=true, otherwise specify a class to get rid of this error. in /home/hf0iit8denk3/public_html/shop/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Compiler/CheckDefinitionValidityPass.php:58 Stack trace: #0 /home/hf0iit8denk3/public_html/shop/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Compiler/Compiler.php(140): Symfony\Component\DependencyInjection\Compiler\CheckDefinitionValidityPass->process(Object(PrestaShop\PrestaShop\Adapter\Container\LegacyContainerBuilder)) #1 /home/hf0iit8denk3/public_html/shop/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/ContainerBuilder.php(789): Symfony\Component\DependencyInjection\Compiler\ in /home/hf0iit8denk3/public_html/shop/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Compiler/CheckDefinitionValidityPass.php on line 58