Fix and protect.

master/bt5/vifib_upgrader/ExtensionTemplateItem/VifibUpgrader.py

@@ -8,7 +8,7 @@ def DeliveryLineSetZeroPriceAndOrUpdateAppliedRule(self):
   specialise = self.getParentValue().getSpecialise()
   if common_specialise != specialise:
     self.getParentValue().setSpecialise(common_specialise)
-  self.SalePackingList_setArrow()
+  self.getParentValue().SalePackingList_setArrow()
   self.setPrice(0.0)
   if self.getSimulationState() == 'cancelled':
     # force no simulation

master/bt5/vifib_upgrader/SkinTemplateItem/portal_skins/vifib_upgrader/SalePackingList_setArrow.xml

@@ -50,7 +50,8 @@
         </item>
         <item>
             <key> <string>_body</string> </key>
-            <value> <string>source, destination, source_section, destination_section = context.getSource(), context.getDestination(), context.getSourceSection(), context.getDestinationSection()\n
+            <value> <string>assert context.getPortalType() in context.getPortalDeliveryTypeList()\n
+source, destination, source_section, destination_section = context.getSource(), context.getDestination(), context.getSourceSection(), context.getDestinationSection()\n
 \n
 if not(source is None and destination is None and source_section is None and destination_section is None):\n
   # nothing to do\n

master/bt5/vifib_upgrader/bt/revision

-46
\ No newline at end of file
+47
\ No newline at end of file