OTRS/otrs — pull request #160 by thorsteneckel (2013-11-18 11:21:13+00:00)
Title: Fixed bug: Link types that are disabled/set to invalid throw errors

Opening an object *Zoom/AgentLinkObject view with an existing link of a disabled link type will throw errors. Solution is to fetch only links with a valid link type from the database for a requested object.