Symptoms

When you attempt to add a Schedule Trigger or edit an existing Schedule Trigger, adTempus may display the following error message:

Object reference not set to an instance of an object

Cause

This problem is caused by adTempus not correctly handling invalid entries in the Windows time zone information database.

Status

This issue was corrected in a maintenance update released on June 30, 2008. See article K00000316 for information about obtaining this update.