Suddenly our NW6.0 sp3 server serving Groupwise comes up with the
following error.
I see no errors on agent screens or in the logs.
How to fix this?

NetWare HTTP Stack
12-05-07 9:43 am
ListenThread 256 addr=301A8C0 port=8008, ao=0 po=1
.... Opened listening scoket on 192.168.1.3:81
ListenThread 0 addr=301A8C0 port=81, ao=0 po=1
ERROR 0xFFFFFD9A adding referral URL address to Server object. Address:
http://192.168.1.3:8008/portal
ERROR 0xFFFFFD9A adding referral URL address to Server object. Address:
http://192.168.1.3:81/portal
ERROR 255 opening sadmin password.
AllocatObjectForWorker() work=A8B96B80
Error Encountered unknown header type (Keep-Alive:)
.... and this error line keeps repeating forever
WatchDog Started