org.hl7.fhir.exceptions.DefinitionException: Found a slice at 'PlanDefinition.action' but there was no definition for the slicing
	at org.hl7.fhir.r5.utils.DefinitionNavigator.loadChildren(DefinitionNavigator.java:252)
	at org.hl7.fhir.r5.utils.DefinitionNavigator.children(DefinitionNavigator.java:170)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareChildren(StructureDefinitionComparer.java:364)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareElements(StructureDefinitionComparer.java:297)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareChildren(StructureDefinitionComparer.java:384)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareElements(StructureDefinitionComparer.java:297)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareChildren(StructureDefinitionComparer.java:384)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compareElements(StructureDefinitionComparer.java:297)
	at org.hl7.fhir.r5.comparison.StructureDefinitionComparer.compare(StructureDefinitionComparer.java:175)
	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:6702)
	at org.hl7.fhir.igtools.publisher.Publisher.loadConformance2(Publisher.java:6485)
	at org.hl7.fhir.igtools.publisher.Publisher.createIg(Publisher.java:1168)
	at org.hl7.fhir.igtools.publisher.Publisher.execute(Publisher.java:1023)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:15805)
	at org.hl7.fhir.igtools.web.PublicationProcess.runBuild(PublicationProcess.java:1101)
	at org.hl7.fhir.igtools.web.PublicationProcess.doPublish(PublicationProcess.java:557)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner2(PublicationProcess.java:470)
	at org.hl7.fhir.igtools.web.PublicationProcess.publishInner(PublicationProcess.java:286)
	at org.hl7.fhir.igtools.web.PublicationProcess.publish(PublicationProcess.java:146)
	at org.hl7.fhir.igtools.publisher.Publisher.main(Publisher.java:15553)