EHF CV Request and CV | Rules | EHF-CV-REQ-B18001

Message: Attribute 'unitCode' MUST be present.
Context: /cv-req:CVRequest/cv-req:Skills/cv-req:MinimumLengthPractice
Test: @unitCode
Usage: / cv-req:CVRequest / cv-req:Skills / cv-req:MinimumLengthPractice