Fatal error: Uncaught Error: Class "SebastianBergmann\Comparator\ObjectComparator" not found in /home/bisebedu/ebidding.biseb.edu.pk/demo/vendor/phpspec/prophecy/src/Prophecy/Comparator/ProphecyComparator.php:17 Stack trace: #0 {main} thrown in /home/bisebedu/ebidding.biseb.edu.pk/demo/vendor/phpspec/prophecy/src/Prophecy/Comparator/ProphecyComparator.php on line 17