Fatal error: Uncaught Error: Class "KonradMichalik\Typo3EnvironmentIndicator\Image\Modifier\AbstractModifier" not found in /var/www/html/dev.hallescherfc.de/vendor/konradmichalik/typo3-environment-indicator/Classes/Image/Modifier/OverlayModifier.php:31 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/konradmichalik/typo3-environment-indicator/Classes/Image/Modifier/OverlayModifier.php on line 31