wordpress 2.3.2 and blogdesk: unable to post

[cucca]

Hello all,
i have a problem with blogdesk 2.7. When i try to post a new message in my server (linux machine with wordpress 2.3.2) i get this error:

An error occured while uploading the post.
Error transfering the post to the server.
Errorcode: 500
Siamo spiancenti, il tuo intervento non puo' essere pubblicato. E' successo qualcosa di strano.

(italian translated: something strange has happened).

what can i do?

thanx in advance!
cucca

[Johannes]

Is this problem new?
Do other weblog clients (like Qumana or BlogJet) have the same problem posting to your blog?