Fatal error: Uncaught Error: Class "Shopware\Core\Framework\Migration\MigrationStep" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/shopware/core/Migration/V6_4/Migration1638514913RemovedUnusedVarsInMailTemplates.php:19
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/shopware/core/Migration/V6_4/Migration1638514913RemovedUnusedVarsInMailTemplates.php on line 19