I am having the same issue, but I have not flashed my device yet. I think, mine messed up after installing few apps from extra devil.

First try to disable the extra testing and extra devil repositories and then retry again.
If dosen't work, follow this note. May be usefull
http://talk.maemo.org/showthread.php?t=46727

I will also try this option, from home tonight.

Cheers