Fatal error: Uncaught Error: Class 'Assert\InvalidArgumentException' not found in /home/eberhardschwarze/public_html/vendor/netzmacht/contao-toolkit/src/Assertion/AssertionFailed.php:25 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/netzmacht/contao-toolkit/src/Assertion/AssertionFailed.php on line 25