Fatal error: Uncaught Error: Class 'SebastianBergmann\Comparator\ObjectComparator' not found in D:\workspaces\liZiPingBack\vendor\sebastian\comparator\src\MockObjectComparator.php:17 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\sebastian\comparator\src\MockObjectComparator.php on line 17