Fatal error: Uncaught Error: Interface "Drupal\Core\Asset\AssetOptimizerInterface" not found in /home/qcsvlel/www/core/lib/Drupal/Core/Asset/JsOptimizer.php:16 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/lib/Drupal/Core/Asset/JsOptimizer.php on line 16