Fatal error: Uncaught Error: Class "SebastianBergmann\Diff\InvalidArgumentException" not found in /home/techtossco/projects.techtoss.co.uk/lecl/vendor/sebastian/diff/src/Exception/ConfigurationException.php:17 Stack trace: #0 {main} thrown in /home/techtossco/projects.techtoss.co.uk/lecl/vendor/sebastian/diff/src/Exception/ConfigurationException.php on line 17