{namespace belog=TYPO3\CMS\Belog\ViewHelpers} This is an ugly workaround. The function module in Web->Info already renders a form tag, and there is no easy way to circumvent this. The page id is needed for the info module that is not extbase based to figure the permissions. Thus, we have to add the page Id manually to hint the info module about that.
Date time fields for manual date selection