WSUS Server Cleaneup Wizard - Error: Unexpected Error

Question

When I go to run the WSUS Server Cleanup wizard, I keep getting Unexpected Error

I use WID DB for WSUS.

can anyone help me?

"""""The WSUS administration console has encountered an unexpected error. This may be a transient error; try restarting the administration console. If this error persists,

Try removing the persisted preferences for the console by deleting the wsus file under %appdata%\Microsoft\MMC.

System.ComponentModel.Win32Exception -- Access is denied

Source
System.Windows.Forms

Stack Trace:
at System.Windows.Forms.Control.MarshaledInvoke(Control caller, Delegate method, Object[] args, Boolean synchronous)
at System.Windows.Forms.Control.Invoke(Delegate method, Object[] args)
at Microsoft.UpdateServices.UI.SnapIn.Wizards.ServerCleanup.ServerCleanupWizard.OnCleanupComplete(Object sender, PerformCleanupCompletedEventArgs e)""""