Error plone.app blocks linkintegrity.py if Custom layout '' not None

Is it necessary to set this field to None for all folders? Initial was an empty string when creating.


Here we get the Error, because not None
image

We use:

  • Plone 5.2.10 (5218)
  • CMF 2.6.0
  • Zope 5.7.3
  • Python 3.8.6 (default, Jan 2 2023, 16:47:28) [GCC 9.3.0]
  • PIL 6.2.2 (Pillow)
  • WSGI: On
  • Server: waitress 2.1.2