Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in /var/www/development/pixtask/vendor/sebastian/comparator/src/MockObjectComparator.php:20 Stack trace: #0 {main} thrown in /var/www/development/pixtask/vendor/sebastian/comparator/src/MockObjectComparator.php on line 20