Bug #93798
Updated by Jonas Götze about 3 years ago
Using f:form.checkbox or f:form.radio *without* *wihtout* a property-attribute inside a f:form with object="..." attribute leads to the error > Argument 2 passed to TYPO3\CMS\Extbase\Reflection\ObjectAccess::getPropertyPath() must be of the type string, null given, called in /var/www/html/private/typo3/sysext/fluid/Classes/ViewHelpers/Form/AbstractFormFieldViewHelper.php on line 311 This is due to ObjectAccess::getPropertyPath expects its second parameter to be a string (strict_types), which has been changed in 10.0 via #87332.