I/O error flushing output

"sasa" <[email protected]>
Newsgroups gmane.mail.qpopper
Message-ID <[email protected]>
Hi, I have a problem with many users, in log file I have this error:

Nov 10 12:58:27 localhost popper[9009]: Stats: info17 0 0 7 317403 
62.110.x.x 62.110.x.x
Nov 10 12:58:28 localhost popper[9009]: I/O error flushing output to client 
info17 at 62.110.x.x [62.110.x.x]: Operation not permitted (1)

..this problem is present random and also with restart mail server is always 
present.
I use qpopper 4.1a4 on Fedora Core 5 amd is based on linux authentication.
Thanks.

------
Salvatore.
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.