This problem has been reported several times. Your choices a

1. Use a newsreader (like Outlook Express or Microsoft Mail) to access the
groups.
2. Access the groups through Google.
3. Wait for Microsoft to fix the problem.

I'd go with number 1.

Regards,
Fred

"Tufail" wrote in message
...
i don't know but somehow all messaged are not showing, i am not able to
view
messages greater than 23 Dec 2008.