How do I validate in datagridfield?

[petschki (Peter Mathis)]

Here's another DGF validation snippet

How to raise a WidgetActionExecutionError for a non-default fieldset field?

I have a validator example here for our DGF (in a separate group form (=fieldset)). The versions are for Plone 6 but this should work on older DGF too: from plone.autoform import directives from plone.supermodel import model from z3c.form import validator from zope import schema from zope.interface import Interface class IDGFSchema(Interface): last_name = schema.TextLine(title=_("last_name")) first_name = schema.TextLine(title=_("first_name")) birthday = schema.Date(title=_("birth…