Fatal error: Uncaught Error: Interface "SebastianBergmann\Diff\Exception" not found in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/sebastian/diff/src/Exception/InvalidArgumentException.php:12 Stack trace: #0 {main} thrown in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/sebastian/diff/src/Exception/InvalidArgumentException.php on line 12