Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/.sites/114/site713/web/energiepackung2024/vendor/shopware/core/Content/Test/Flow/SetCustomerCustomFieldActionTest.php:21
Stack trace:
#0 {main}
  thrown in /home/.sites/114/site713/web/energiepackung2024/vendor/shopware/core/Content/Test/Flow/SetCustomerCustomFieldActionTest.php on line 21