On Friday 26 April 2013 10:47:03 am you wrote:
Ok, I found it:
kwalletmanager does not work, when .trinity/share/apps/kwallet/kdewallet.kwl exists prior to the first call of kwalletmanager.
To kwallet work again, I had to remove .trinity/share/apps/kwallet/kdewallet.kwl, start kwalletmanager, create kwallet.kwl, close kwalletmanager, replace the new created kdewallet.kwl with my old backup.
Still a problem, I don't go to such lengths any more to have a working box.