org.hl7.fhir.exceptions.DefinitionException: Found slices with no slicing details at Extension.value[x]
	at org.hl7.fhir.r5.utils.DefinitionNavigator.loadChildren(DefinitionNavigator.java:213)
	at org.hl7.fhir.r5.utils.DefinitionNavigator.children(DefinitionNavigator.java:170)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareDiffChildren(StructureDefinitionComparer.java:572)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareDiff(StructureDefinitionComparer.java:477)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compare(StructureDefinitionComparer.java:181)
	at org.hl7.fhir.r5.comparison.ComparisonSession.compare(ComparisonSession.java:107)
	at org.hl7.fhir.igtools.publisher.comparators.PreviousVersionComparator.finishChecks(PreviousVersionComparator.java:266)
	at org.hl7.fhir.igtools.publisher.Publisher.checkConformanceResources(Publisher.java:6709)
	at org.hl7.fhir.igtools.publisher.Publisher.loadConformance2(Publisher.java:6492)
	at org.hl7.fhir.igtools.publisher.Publisher.createIg(Publisher.java:1170)
	at org.hl7.fhir.igtools.publisher.Publisher.execute(Publisher.java:1025)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:15813)
	at org.hl7.fhir.igtools.web.PublicationProcess.runBuild(PublicationProcess.java:1103)
	at org.hl7.fhir.igtools.web.PublicationProcess.doPublish(PublicationProcess.java:559)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner2(PublicationProcess.java:467)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner(PublicationProcess.java:283)
	at org.hl7.fhir.igtools.web.PublicationProcess.publish(PublicationProcess.java:143)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:15561)