show the error after inputting name and password

dear all, why show the following error message after inputting name and passwrd?and we cna see the main menus. The navision Axapta Object server has shut down the connection to your computer. An administrator might have requested termination of you session or the object server might be shutting down or restarting. if problem persists please contact your administrator. if fact, AOS is still running and the network is fine. more information user:120, one AOS DB:sql server 2000 all server os is :win2000 server. would anyone can help me? thanks very much. I would appreciate your any advice!!!

Hi, Is this happening for just one user? If so, I would check the configuration in the particular user’s PC. Regards, Harish Mohanbabu