Big problem with wildfire?

Hello

i am french so excuse me for my bad speack

Here is my problem :

Since 2 days, i have a wildfire server and it is ok ( in admin, i can see member online)

But all members can’'t see other online ! All contacts are offline but in admin, i see online !

here is error message (IP is my ip ):

2006.08.31 13:17:17 Closing session due to incorrect hostname in stream header. Host: IP. Connection: org.jivesoftware.wildfire.net.SocketConnection@510dc2 socket: Socket[addr=/IP,port=52086,localport=5269] session: null

Socket[addr=/IP,port=52087,localport=5269]

2006.08.31 13:17:17 org.jivesoftware.wildfire.net.BlockingReadingMode.run(BlockingReadingMode.java:1 04) Connexion clôturée avant l établissement de la session

If you have a solution, i am really happy

Regards

Probleme ok !

i must create a groupe

sorry

Regards