Fatal error: Uncaught Error: Class 'Contao\CoreBundle\Doctrine\Schema\DcaSchemaProvider' not found in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/src/Doctrine/Schema/MigrationsSchemaProvider.php:21 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/src/Doctrine/Schema/MigrationsSchemaProvider.php on line 21