Unable to install the Forest Recovery Agents.
WMI service may not be running.
Start the WMI Service and try again.
Please see the MS Technet Article on fixing the WMI service.
http://www.microsoft.com/technet/scriptcenter/topics/help/wmi.mspx
Forest Recovery is heavily depends on WMI (for example agent and RMAD console communicate to each other using WMI). Note, RMAD does not recover Windows itself it recovers AD.