Infantile Paralysiser have released a new version of Morning Timer, heres the release info:

Version 1.1 2007/12/07

When the loose connection of the disk is detected, halt is done with the warning sound. (in The timer executing.)
The battery power was saved by various optimizations.
About the disk check when starting. The bug that misjudged a normal disk to the error disk was corrected.

Download Here