senaite/core/exportimport/setupdata/init.py", line 1887, in load_reference_definition_results ‘uid’: service.UID(), AttributeError: ‘NoneType’ object has no attribute ‘UID’
senaite/core/exportimport/setupdata/init.py", line 1887, in load_reference_definition_results ‘uid’: service.UID(), AttributeError: ‘NoneType’ object has no attribute ‘UID’