Deprecation: #89742 - Form mixins¶
All mixins in the "form" extension have been deprecated and should not be used anymore. This affects all inheritances from
The mixins have been deprecated with TYPO3v10 and will be removed with TYPO3v11.
Form setup inheriting mixins from
TYPO3.CMS.Form.mixins.* will trigger a deprecation warning in TYPO3v10.
With TYPO3v11 these mixins will be removed which will lead to an error.
Instances using the "form" extension and inheriting from
TYPO3.CMS.Form.mixins.* in their form setup.
Embed the essential parts from
TYPO3.CMS.Form.mixins.* or migrate them to custom mixins.