Fatal error: Uncaught Error: Class 'SebastianBergmann\Diff\LongestCommonSubsequenceTest' not found in /home/aperioa/test/admin/vendor/sebastian/diff/tests/MemoryEfficientImplementationTest.php:16 Stack trace: #0 {main} thrown in /home/aperioa/test/admin/vendor/sebastian/diff/tests/MemoryEfficientImplementationTest.php on line 16