Fatal error: Uncaught Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException: You have requested a non-existent service "PrestaShop\Module\PrestashopCheckout\Validator\FrontControllerValidator". in /data/sites/web/lightandshadebe/www/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Container.php:289 Stack trace: #0 /data/sites/web/lightandshadebe/www/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Container.php(231): Symfony\Component\DependencyInjection\Container->make('PrestaShop\\Modu...', 1) #1 /data/sites/web/lightandshadebe/www/modules/ps_checkout/vendor/prestashop/module-lib-service-container/src/DependencyInjection/ServiceContainer.php(64): Symfony\Component\DependencyInjection\Container->get('PrestaShop\\Modu...') #2 /data/sites/web/lightandshadebe/www/modules/ps_checkout/ps_checkout.php(1519): PrestaShop\ModuleLibServiceContainer\DependencyInjection\ServiceContainer->getService('PrestaShop\\Modu...') #3 /data/sites/web/lightandshadebe/www/modules/ps_checkout/ps_checkout.php(913): Ps_checkout->getService('PrestaShop\\Modu...') #4 /data/sites/web/lightandshadebe/www/classes/Hook.php(1043): Ps_checkout->hookActionFrontControllerSetMedia(Array) #5 /data/sites/web/lightandshadebe/www/classes/Hook.php(418): HookCore::coreCallHook(Object(Ps_checkout), 'hookActionFront...', Array) #6 /data/sites/web/lightandshadebe/www/classes/Hook.php(981): HookCore::callHookOn(Object(Ps_checkout), 'actionFrontCont...', Array) #7 /data/sites/web/lightandshadebe/www/classes/controller/FrontController.php(993): HookCore::exec('actionFrontCont...', Array) #8 /data/sites/web/lightandshadebe/www/classes/controller/Controller.php(304): FrontControllerCore->setMedia() #9 /data/sites/web/lightandshadebe/www/classes/Dispatcher.php(510): ControllerCore->run() #10 /data/sites/web/lightandshadebe/www/index.php(28): DispatcherCore->dispatch() #11 {main} Next PrestaShop\PrestaShop\Core\Exception\CoreException: You have requested a non-existent service "PrestaShop\Module\PrestashopCheckout\Validator\FrontControllerValidator". in /data/sites/web/lightandshadebe/www/classes/Hook.php:431 Stack trace: #0 /data/sites/web/lightandshadebe/www/classes/Hook.php(981): HookCore::callHookOn(Object(Ps_checkout), 'actionFrontCont...', Array) #1 /data/sites/web/lightandshadebe/www/classes/controller/FrontController.php(993): HookCore::exec('actionFrontCont...', Array) #2 /data/sites/web/lightandshadebe/www/classes/controller/Controller.php(304): FrontControllerCore->setMedia() #3 /data/sites/web/lightandshadebe/www/classes/Dispatcher.php(510): ControllerCore->run() #4 /data/sites/web/lightandshadebe/www/index.php(28): DispatcherCore->dispatch() #5 {main} thrown in /data/sites/web/lightandshadebe/www/classes/Hook.php on line 431