crawl.py: referencing properties as a None where it should not
In [26]: self.identifiableAdapter.get_identifying_referencing_entities(referencing, registered_identifiable)
Out[26]: [None, -225]
-
Fixed -
Followup issues created if necessary
In [26]: self.identifiableAdapter.get_identifying_referencing_entities(referencing, registered_identifiable)
Out[26]: [None, -225]