Fatal error: Uncaught Error: Class "ilSingleChoiceWizardInputGUI" not found in /var/www/html/ilias/components/ILIAS/TestQuestionPool/classes/forms/class.ilAssSingleChoiceCorrectionsInputGUI.php:27 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/TestQuestionPool/classes/forms/class.ilAssSingleChoiceCorrectionsInputGUI.php on line 27