Fatal error: Uncaught Error: Interface 'SebastianBergmann\Diff\LongestCommonSubsequenceCalculator' not found in C:\Apache24\htdocs\vendor.old\sebastian\diff\src\MemoryEfficientLongestCommonSubsequenceCalculator.php:20 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\sebastian\diff\src\MemoryEfficientLongestCommonSubsequenceCalculator.php on line 20