org.hl7.fhir.exceptions.DefinitionException: StructureDefinition is not for an profile - can't be compared (left: SpecimenLabEhn)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.check(StructureDefinitionComparer.java:191)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compare(StructureDefinitionComparer.java:127)
	at org.hl7.fhir.r5.comparison.ComparisonSession.compare(ComparisonSession.java:105)
	at org.hl7.fhir.igtools.publisher.comparators.PreviousVersionComparator.finishChecks(PreviousVersionComparator.java:261)
	at org.hl7.fhir.igtools.publisher.Publisher.checkConformanceResources(Publisher.java:6071)
	at org.hl7.fhir.igtools.publisher.Publisher.loadConformance(Publisher.java:5887)
	at org.hl7.fhir.igtools.publisher.Publisher.createIg(Publisher.java:1158)
	at org.hl7.fhir.igtools.publisher.Publisher.execute(Publisher.java:997)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:14149)