this may help. quoted from
http://www.ChicagoTech.net
The network request is not supported.
Symptoms: 1. When you type NET ACCOUNTS /SYNC at the command prompt, you may
receive either of the following error messages: System error 50 has
occurred.
The network request is not supported.
2. After you upgrade your computer to Windows 2000 Service Pack 4 (SP4), you
may experience all the following symptoms: Event ID: 20071 - The network
request is not supported.
3. When you run a software and the data is located in the remote server.
Resolutions: 1.Make sure the Netlogon service is running correctly on the
PDC.
2. If you just upgraded a Windows 2000 SP3 based server to SP4, you may need
to reboot it.
3. Make sure you can access the remote resources.
4. Contact the third-party SMB server manufacturer if you have a third-party
SMB server, such as DEC Pathworks, Samba or Linux.
Don't send e-mail or reply to me except you need consulting services.
Posting on MS newsgroup will benefit all readers and you may get more help.
Bob Lin, MS-MVP, MCSE & CNE
How to Setup Windows, Network, Remote Access on
http://www.HowToNetworking.com
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
This posting is provided "AS IS" with no warranties.
"Zul" <(E-Mail Removed)> wrote in message
news:%(E-Mail Removed)...
> Hi,
>
> I can't logon to one of our server, when I try to logon, it gave me this
> error message :
>
> "The system can not log you on due to the following error:
> The network request is not supported.
> Please try again or consult your system administrator"
>
> Any ideas ?
>
>
> Rgrds,
> Zul
>