private void retireRefsetMember(RefexChronicleBI<?> memberChron) throws IOException, ContradictionException, InvalidCAB {
		RefexVersionBI<?> mem = memberChron.getVersion(vc);
		RefexCAB bp = mem.makeBlueprint(vc,  IdDirective.PRESERVE, RefexDirective.INCLUDE);
		if (bp.getMemberUUID() == null) {
			bp.setMemberUuid(mem.getPrimordialUuid());
		}
		bp.setStatus(Status.INACTIVE);
		RefexChronicleBI<?> cabi = appDb.getBuilder().constructIfNotCurrent(bp);
		ConceptVersionBI refCon = appDb.getDB().getConcept(mem.getAssemblageNid()).getVersion(appDb.getVC());

		appDb.getDB().addUncommitted(refCon);
	}