After installing AX 4.0 on Windows 2003 Server enterprise edition as soon as you make a purchase or sales order and post it ,it gives a message that "your Microsoft dynamics AX 4.0 user session is no longer valid.Logoff and Logon your system and if problem persists contact your dynamics administrator"
0
Comments
This error relates to RPC engine in Windows 2003 server. For detail you can view event viewer.
You need to install Windows Server 2003 Hotfix 913184 to resolve rpc error.
To download refer this site http://support.microsoft.com/kb/913184/
Try this.
Rgds,
Suyesh
On my system windows 2003 enterprise edition was installed as soon as I installed windows server2003 standard edition(with hotfix) the problem was solved