    org.hl7.fhir.exceptions.DefinitionException: StructureDefinition is not for an profile - can't be compared (left: BeModelPopulationScreeningPlan)
    	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.check(StructureDefinitionComparer.java:187)
    	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compare(StructureDefinitionComparer.java:123)
    	at org.hl7.fhir.r5.comparison.ComparisonSession.compare(ComparisonSession.java:100)
    	at org.hl7.fhir.igtools.publisher.comparators.PreviousVersionComparator.finishChecks(PreviousVersionComparator.java:257)
    	at org.hl7.fhir.igtools.publisher.Publisher.checkConformanceResources(Publisher.java:5777)
    	at org.hl7.fhir.igtools.publisher.Publisher.loadConformance(Publisher.java:5619)
    	at org.hl7.fhir.igtools.publisher.Publisher.createIg(Publisher.java:1114)
    	at org.hl7.fhir.igtools.publisher.Publisher.execute(Publisher.java:960)
    	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:12096)
    	at org.hl7.fhir.igtools.web.PublicationProcess.runBuild(PublicationProcess.java:889)
    	at org.hl7.fhir.igtools.web.PublicationProcess.doPublish(PublicationProcess.java:473)
    	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner2(PublicationProcess.java:390)
    	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner(PublicationProcess.java:231)
    	at org.hl7.fhir.igtools.web.PublicationProcess.publish(PublicationProcess.java:123)
    	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:11850)