This error message can mean two things:
- You're trying to connect as a non-administrative user.
- Your computer is running Intel AMT 5.0 or earlier. KVM (VNC®) functionality is only included in Intel AMT 6.0 and above.
Please ensure that the user you are connecting as has administrative rights - this can be configured within the Intel AMT Mangement Engine BIOS.
In addition, please see the below website to double check that your hardware has the correct version of Intel AMT, or see the related Viewer Plus article for more information.
The required permissions for a given non-admin user (with VP1.1) are detailed here:
You will need the following realms allowed: General Info, Redirection, Remote Control.