TiVo has updated TiVo desktop to version 2.3a. The update is supposed to fix a bug which was causing the application to intermittently crash or fail. If you are having this problem, you might want to upgrade to the latest version.
Spotted on ZatzNotFunny.

[...] I spotted on the TiVoBlog that there is a new version of the Tivo Deskop available. I personally have two feature requests for TiVo Desktop: [...]
Thanks,
I was looking for a way to report this problem when I found your solution.
I would really like to know what the problem and solution was, it worked for a while, then started crashing every few minutes.
I guess Tivo will never say.
It is interesting to see that they use Delphi.
I am a big fan of Delphi.
David