Fatal error: Uncaught Error: Interface "SebastianBergmann\Diff\Output\DiffOutputBuilderInterface" not found in /users/danielstruebig/www/familyhelper/vendor/sebastian/diff/src/Output/StrictUnifiedDiffOutputBuilder.php:36 Stack trace: #0 {main} thrown in /users/danielstruebig/www/familyhelper/vendor/sebastian/diff/src/Output/StrictUnifiedDiffOutputBuilder.php on line 36