Fatal error: Uncaught Error: Class "SebastianBergmann\Diff\InvalidArgumentException" not found in /mnt/disk1/hosted/vcard.llorenteycuenca.com/vendor/sebastian/diff/src/Exception/ConfigurationException.php:18 Stack trace: #0 {main} thrown in /mnt/disk1/hosted/vcard.llorenteycuenca.com/vendor/sebastian/diff/src/Exception/ConfigurationException.php on line 18