"The Windows Event Log Provider is still unable to open the OnCommand event log on computer 'BHIOPSMS'. The Provider has been unable to open the OnCommand event log for 720 seconds. Most recent error details: The specified channel could not be found"
(BTW we have 4 management servers, and 3 gateways, and have installed OCPM on the 4th managment server - (not acting as RMS)
there is another article about this posted in this blog which I have checked / applied