Sorry for the noise.
The actual problem was that the grub update does not put the karmic kernel into
menu.lst, so I was still on the jaunty kernel.
With 2.6.31-14-generic it works perfectly.
Marked as invalid.
** Changed in: g15daemon (Ubuntu)
Status: New => Invalid
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regression from j
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/34367051/Dependencies.txt
** Attachment added: "XsessionErrors.txt"
http://launchpadlibrarian.net/34367052/XsessionErrors.txt
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regression from jaunty: g15daemon does not start anymore
https://bugs.launchpad.net/bugs/4