Fatal error: Uncaught Error: Class 'SebastianBergmann\Diff\LongestCommonSubsequenceTest' not found in D:\xampp7\htdocs\www\nbkm\show_ir\vendor\sebastian\diff\tests\MemoryEfficientImplementationTest.php:16 Stack trace: #0 {main} thrown in D:\xampp7\htdocs\www\nbkm\show_ir\vendor\sebastian\diff\tests\MemoryEfficientImplementationTest.php on line 16