Fatal error: Uncaught Error: Class 'Contao\Widget' not found in /home/eberhardschwarze/public_html/vendor/menatwork/contao-multicolumnwizard-bundle/src/Contao/Widgets/MultiColumnWizard.php:73 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/menatwork/contao-multicolumnwizard-bundle/src/Contao/Widgets/MultiColumnWizard.php on line 73