Hi My clent have a Server 2003, yesterday i was install ISCSI in her server, i suceefully to install, but when i run the program, it show me i haven't access right to run, i was checked, found it server even decline administrator to real her company property, which role in GPO was decline?

Logon using DomainAdministrators credentials and try it. Also please see the gpresult report from the client side and troubleshoot according.http://technetfaqs.wordpress.com

But my server just rin workgroup haven't domain admin

Hello,If you are in the workgroup, then I don't think GPO might be the cause here..Did you run the program as a local Administartor? Is you ID also part of the ISCSI admin?Isaac Oben MCITP:EA, MCSE

Yes, all is run as a local admin