urgent: cant save archive file!

hallo,
everytime i try to save a archive file i get following message: xcdocumentdata4::savearchive:
(seems like the error message is longer, but not displayed)
whats the problem? i tried running in administrator, artlantis is 7.0.2.3

Hello,

Could you file a bug, we need more infos to help you.

Best regards,