Title: Interface groups: fixed exception when port type or interface items were not set in the WATO rule
Level: 1
Component: checks
Class: fix
Compatible: compat
State: unknown
Version: 1.2.8b5
Date: 1457605216

You should do a new service discovery for hosts with grouped interfaces.
This is not mandatory, however it will clean up some invalid values stored values
in the autochecks directory.
