Please post any/all further follow-up in replies to your new thread in the Windows Embedded POSReady forum: http://social.technet.microsoft.com/Forums/en-US/b4773ed4-23f3-4abf-ab8f-10f2b1d9198e/missing-terminal-services-wmi-provider-dll?forum=posready
That being said, you might see http://support.microsoft.com/kb/822664