System Center Essential OpsMgr Error 0x80004005
After an install of SCE 2007, the OpsMgr service would not start and kept throwing an 0x80004005 error.
Found another blog with a fix:
http://blogcastrepository.com/blogs/brian_tucker/archive/2008/01/16/scom-opsmgr-2007-health-service-error-0x80004005-event-id-7023.aspx
It was a little different in my case, I had to remove LMIRfsClientNP from the registry key:
HKEYLM\SYSTEM\CurrentControlSet\Control\NetworkProvider\HwOrder\ProviderOrder