Fatal error: Uncaught Error: Class "Intervention\Image\AbstractShape" not found in /home/bimmertest/BookStack/vendor/intervention/image/src/Intervention/Image/Imagick/Shapes/PolygonShape.php:9 Stack trace: #0 {main} thrown in /home/bimmertest/BookStack/vendor/intervention/image/src/Intervention/Image/Imagick/Shapes/PolygonShape.php on line 9