Fatal error: Uncaught Error: Interface 'SebastianBergmann\Diff\LongestCommonSubsequenceCalculator' not found in /home/app3/public_html/service/app/Http/Controllers/html2text/vendor/sebastian/diff/src/TimeEfficientLongestCommonSubsequenceCalculator.php:13 Stack trace: #0 {main} thrown in /home/app3/public_html/service/app/Http/Controllers/html2text/vendor/sebastian/diff/src/TimeEfficientLongestCommonSubsequenceCalculator.php on line 13