Fix crash on testing for hero faction before deserializing hero type

lib/mapObjects/CGHeroInstance.cpp

@@ -1709,6 +1709,16 @@ void CGHeroInstance::serializeJsonOptions(JsonSerializeFormat & handler)
 			setHeroTypeName(typeName);
 	}
 
+	if(!handler.saving)
+	{
+		if(!appearance)
+		{
+			// crossoverDeserialize
+			type = getHeroType().toHeroType();
+			appearance = VLC->objtypeh->getHandlerFor(Obj::HERO, type->heroClass->getIndex())->getTemplates().front();
+		}
+	}
+
 	CArmedInstance::serializeJsonOptions(handler);
 
 	{
@@ -1724,13 +1734,6 @@ void CGHeroInstance::serializeJsonOptions(JsonSerializeFormat & handler)
 
 		if(!handler.saving)
 		{
-			if(!appearance)
-			{
-				// crossoverDeserialize
-				type = getHeroType().toHeroType();
-				appearance = VLC->objtypeh->getHandlerFor(Obj::HERO, type->heroClass->getIndex())->getTemplates().front();
-			}
-
 			patrol.patrolling = (rawPatrolRadius > NO_PATROLING);
 			patrol.initialPos = visitablePos();
 			patrol.patrolRadius = (rawPatrolRadius > NO_PATROLING) ? rawPatrolRadius : 0;