need help... problem connecting to remote computer

i'm using the latest version of acronis TI, the problem that is i have no problem installing the agent on the computer, but anytime i try to connect to do a backup of certain workstation it keep asking me for username and password.

i'm connecting as domain admin and local admin with no luck

one of the station i'm having problem with is a win2k sp4

please need help can't figure what's wrong

 

Hello Henri,

Thank you for choosing Acronis Remote Server Backup Software.

We are sorry for the delayed response.

Please note that to establish a remote connection you should enter administrator or backup operator username and password. Additional information about can be found in Chapter 4.3 "Managing a single remote computer" in the Acronis True Image 9.1 Workstation User Guide.

If you have any further questions concerning Acronis software, please feel free to submit a request for technical support or post any of them on this forum. We will certainly try to help you in resolving any issues.

Thank you.
--
Aleksandr Isakov