Fatal error: Uncaught Error: Interface 'SebastianBergmann\Diff\LongestCommonSubsequenceCalculator' not found in /var/www/up.tantal-metall.com/yii_up/vendor/sebastian/diff/src/MemoryEfficientLongestCommonSubsequenceCalculator.php:13 Stack trace: #0 {main} thrown in /var/www/up.tantal-metall.com/yii_up/vendor/sebastian/diff/src/MemoryEfficientLongestCommonSubsequenceCalculator.php on line 13