Fatal error: Uncaught Error: Class "SebastianBergmann\Diff\Output\AbstractChunkOutputBuilder" not found in /home2/roofonli/public_html/residential.roof-online.com/vendor/sebastian/diff/src/Output/UnifiedDiffOutputBuilder.php:30 Stack trace: #0 {main} thrown in /home2/roofonli/public_html/residential.roof-online.com/vendor/sebastian/diff/src/Output/UnifiedDiffOutputBuilder.php on line 30