Vista - Server Execution Failed & Connection status Unknown

Dear sir,
We are Using Windows Vista Business, Earlier the Network is Working well,
suddenly one day On the Taskbar RED Colour Cross is Seen in network Icon, and
we move the mouse it is displayed Server Execution is Failed & Connection
status is Unknown. Earlier it will show MSN Home and connected at 100 Mbps.
We cant even open the Network and sharing centre in Control Panel if we open
the system is hanged.Please tell us a solution to solve this problem.

thanking you,

P.Subramanyan.

This post may help,

No network - server execution failed
http://chicagotech.net/netforums/viewtopic.php?t=1001

Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on http://www.HowToNetworking.com
"Psmanyan" <Psmanyan@discussions.microsoft.com> wrote in message news:6BA5F1A1-70A1-4F31-8F56-C0908319DCFF@microsoft.com...
Dear sir,
We are Using Windows Vista Business, Earlier the Network is Working well,
suddenly one day On the Taskbar RED Colour Cross is Seen in network Icon, and
we move the mouse it is displayed Server Execution is Failed & Connection
status is Unknown. Earlier it will show MSN Home and connected at 100 Mbps.
We cant even open the Network and sharing centre in Control Panel if we open
the system is hanged.Please tell us a solution to solve this problem.

thanking you,

P.Subramanyan.