Breaking: #97664 - FormPersistenceManagerInterface modified 

See forge#97664

Description 

The PHP interface \TYPO3\CMS\Form\Mvc\Persistence\FormPersistenceManagerInterface now requires PHP classes to implement an additional method hasForms() in order to fulfill the API.

Impact 

TYPO3 projects with extensions using implementations of the \TYPO3\CMS\Form\Mvc\Persistence\FormPersistenceManagerInterface will now break with a fatal PHP error.

Affected installations 

Extensions using implementations of the \TYPO3\CMS\Form\Mvc\Persistence\FormPersistenceManagerInterface .

Migration 

Add the new method to your extension's implementation of this interface, which also makes it compatible with TYPO3 v12 and TYPO3 v13 at the same time.