For KDE the exact command line to get passed this bug is:
LC_ALL=C.UTF-8 sudo do-release-upgrade -m desktop -f DistUpgradeViewKDE
This gives the following:
Er wordt gecontroleerd of er een nieuwe Ubuntu-uitgave is
Ophalen:1 Handtekening opwaardeerprogramma [198 B]
While doing ppa-purge on xorg-edgers I noticed the following warnings that may
be related to my problem:
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = nl:en_US:en,
LC_ALL = (unset),
LANG = nl_US.UTF-8
are
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: ubuntu-release-upgrader (Ubuntu)
Status: New = Confirmed
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
I get the following (below). It is strange because I allready upgraded 3
machines with same locale (NL).
ferry@eeepc:~$ do-release-upgrade -m desktop -f DistUpgradeViewKDE -d
Er wordt gecontroleerd of er een nieuwe Ubuntu-uitgave is
Get:1 Handtekening opwaardeerprogramma [198 B]