Fatal error: Uncaught Error: Interface 'SebastianBergmann\Diff\LongestCommonSubsequenceCalculator' not found in D:\svn\bitfx\vendor\sebastian\diff\src\MemoryEfficientLongestCommonSubsequenceCalculator.php:13 Stack trace: #0 {main} thrown in D:\svn\bitfx\vendor\sebastian\diff\src\MemoryEfficientLongestCommonSubsequenceCalculator.php on line 13