PGP-Error with Horde

[Paul]

Am Montag, 9. Februar 2009 schrieb Gunnar Wrobel:
> Quoting Paul <kolabadmin at cit.notraces.net>:
> > Hi all,
> >
> > when I try to generate a gpg-key in horde or try to use an uploaded pair
> > of keys I get the same error reportet here:
> >
> > http://lists.horde.org/archives/imp/Week-of-Mon-20061002/046215.html

> This might originate from the non-writeable temporary directory bug we
> had on 2.2.0 (https://www.intevation.de/roundup/kolab/issue2134). I
> just checked that this works fine on 2.2.1.

Thanks a lot, this was the solution. 

But the next problem appeared: if i try to upload a public key i get the 
message:

"This person already has a pgpPublicKey entry in the address book"

How else can i assign a key to a person? Does it works at all in horde?

cheers 
paul