org.hl7.fhir.exceptions.DefinitionException: StructureDefinition is not for an profile - can't be compared (left: OperationOutcome)
	at org.hl7.fhir.r5.comparison.ProfileComparer.check(ProfileComparer.java:170)
	at org.hl7.fhir.r5.comparison.ProfileComparer.compare(ProfileComparer.java:125)
	at org.hl7.fhir.r5.comparison.ComparisonSession.compare(ComparisonSession.java:96)
	at org.hl7.fhir.r5.comparison.ProfileComparer.intersectTypes(ProfileComparer.java:676)
	at org.hl7.fhir.r5.comparison.ProfileComparer.compareElements(ProfileComparer.java:239)
	at org.hl7.fhir.r5.comparison.ProfileComparer.compareChildren(ProfileComparer.java:339)
	at org.hl7.fhir.r5.comparison.ProfileComparer.compareElements(ProfileComparer.java:255)
	at org.hl7.fhir.r5.comparison.ProfileComparer.compare(ProfileComparer.java:157)
	at org.hl7.fhir.r5.comparison.ComparisonSession.compare(ComparisonSession.java:96)
	at org.hl7.fhir.igtools.publisher.comparators.PreviousVersionComparator.finishChecks(PreviousVersionComparator.java:256)
	at org.hl7.fhir.igtools.publisher.Publisher.checkConformanceResources(Publisher.java:5635)
	at org.hl7.fhir.igtools.publisher.Publisher.loadConformance(Publisher.java:5472)
	at org.hl7.fhir.igtools.publisher.Publisher.createIg(Publisher.java:1077)
	at org.hl7.fhir.igtools.publisher.Publisher.execute(Publisher.java:934)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:11657)
	at org.hl7.fhir.igtools.web.PublicationProcess.runBuild(PublicationProcess.java:874)
	at org.hl7.fhir.igtools.web.PublicationProcess.doPublish(PublicationProcess.java:479)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner2(PublicationProcess.java:391)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner(PublicationProcess.java:232)
	at org.hl7.fhir.igtools.web.PublicationProcess.publish(PublicationProcess.java:125)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:11410)