Fatal error: Uncaught Error: Interface "SebastianBergmann\Diff\LongestCommonSubsequenceCalculator" not found in /srv/www/sites/public/starter-projects/vendor/sebastian/diff/src/TimeEfficientLongestCommonSubsequenceCalculator.php:17 Stack trace: #0 {main} thrown in /srv/www/sites/public/starter-projects/vendor/sebastian/diff/src/TimeEfficientLongestCommonSubsequenceCalculator.php on line 17