self.registryErrorList.oclIsUndefined() or 
self.registryErrorList.registryError->select(re : RegistryErrorType |
	(not re.severity.oclIsUndefined()) and 
	re.severity='urn:oasis:names:tc:ebxml-regrep:ErrorSeverityType:Error'
)->size()=0 or 
(
	(not self.status.oclIsUndefined()) and 
	(
		self.status='urn:oasis:names:tc:ebxml-regrep:ResponseStatusType:Failure' or 
		self.status='urn:ihe:iti:2007:ResponseStatusType:PartialSuccess'
	)
)