Fatal error: Uncaught Error: Class "Nette\Forms\Controls\MultiChoiceControl" not found in /var/www/html/smtp/vendor/nette/forms/src/Forms/Controls/CheckboxList.php:24 Stack trace: #0 {main} thrown in /var/www/html/smtp/vendor/nette/forms/src/Forms/Controls/CheckboxList.php on line 24