Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in /var/www/erp/spreadsheet/vendor/sebastian/comparator/src/ExceptionComparator.php:16 Stack trace: #0 {main} thrown in /var/www/erp/spreadsheet/vendor/sebastian/comparator/src/ExceptionComparator.php on line 16