Fatal error: Uncaught Error: Class 'SebastianBergmann\Diff\InvalidArgumentException' not found in /home/devgrafix/public_html/roomadmin/vendor/sebastian/diff/src/Exception/ConfigurationException.php:13
Stack trace:
#0 {main}
thrown in /home/devgrafix/public_html/roomadmin/vendor/sebastian/diff/src/Exception/ConfigurationException.php on line 13