Using RichLabelWidget breaks the form

[MrTango]

Tested in version 3.x, when adding a rich label field, the form breaks when trying to send it.

2022-08-31 15:17:11,372 ERROR   [Zope.SiteErrorLog:252][waitress-0] 1661948231.370.878492251198 http://localhost:8080/Plone/form/view
Traceback (innermost last):
  Module ZPublisher.WSGIPublisher, line 162, in transaction_pubevents
  Module ZPublisher.WSGIPublisher, line 371, in publish_module
  Module ZPublisher.WSGIPublisher, line 274, in publish
  Module ZPublisher.mapply, line 85, in mapply
  Module ZPublisher.WSGIPublisher, line 63, in call_object
  Module plone.z3cform.layout, line 63, in __call__
  Module plone.z3cform.layout, line 47, in update
  Module collective.easyform.browser.view, line 330, in update
  Module plone.z3cform.fieldsets.extensible, line 65, in update
  Module plone.z3cform.patch, line 30, in GroupForm_update
  Module z3c.form.group, line 145, in update
  Module plone.app.z3cform.csrf, line 22, in execute
  Module z3c.form.action, line 98, in execute
  Module z3c.form.button, line 315, in __call__
  Module z3c.form.button, line 170, in __call__
  Module collective.easyform.browser.view, line 195, in handleSubmit
  Module collective.easyform.browser.view, line 158, in processActions
  Module collective.easyform.actions, line 518, in onSuccess
  Module collective.easyform.actions, line 449, in get_mail_text
  Module collective.easyform.actions, line 174, in get_mail_body
  Module collective.easyform.api, line 346, in filter_widgets
  Module z3c.form.widget, line 153, in render
  Module zope.component._api, line 104, in getMultiAdapter
ComponentLookupError: ((<EasyForm at /Plone/form>, <WSGIRequest, URL=http://localhost:8080/Plone/form/view>, <collective.easyform.actions.DummyFormView object at 0x7f1a6f9e2310>, <collective.easyform.fields.RichLabel object at 0x7f1a6fdce3d0 plone.supermodel.generated..richlabel>, <RichLabelWidget 'form.widgets.richlabel'>), <InterfaceClass zope.pagetemplate.interfaces.IPageTemplate>, 'display')

[MrTango]

A workaround is, to exclude these HTML-Label fields from the email and thankyou page.