Fatal error: Uncaught Error: Class 'Swagger\Annotations\AbstractAnnotation' not found in /mnt/volume_lon1_01/backend/admin/vendor/zircote/swagger-php/src/Annotations/Schema.php:21 Stack trace: #0 {main} thrown in /mnt/volume_lon1_01/backend/admin/vendor/zircote/swagger-php/src/Annotations/Schema.php on line 21