Tobias wrote, On 2009. 12. 29. 11:45:
Hi Tamasyes I would try with another MUA just to verify whether it's a MUA- orserver problem. Btw: No chance to persuade the user to use IMAP instead of POP3?
Well, the news is that every other user's client is working fine. This error only for one user. Of course, this user is the boss:) tamas