Fatal error: Uncaught Error: Class 'Contao\CoreBundle\Picker\AbstractInsertTagPickerProvider' not found in /home/benjamincb/demos/acdg-site/vendor/contao/core-bundle/src/Picker/ArticlePickerProvider.php:20 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/contao/core-bundle/src/Picker/ArticlePickerProvider.php on line 20