Server 2008 R2 A small error encountered in a domain environment

Error content:

Failed to detect if Active Directory domain service binaries have been installed. The error is: The requested operation failed. The system needs to be restarted to roll back the changes.

The above error is the "Start"-"Run"-the error that is prompted after "Dcpromo" When you build the domain environment.

Problem encountered:

As prompted, "start"-the problem persists after restarting the WindowsServer2008 R2 system.

Workaround:

Start--Administrative Tools--open Server Manager or the Server Manager icon on the taskbar, at the bottom of the Open Server Manager, you are prompted to "reboot the system," and the system restarts automatically when clicked. Restart after reboot--"Run"--Enter the "Dcpromo" step, the Active Directory Domain Service Setup Wizard window displays

Solve the problem.