I am runninng Alert monitor on SQL 2005 server and got this error:
Windows cannot load extensible counter DLL MSSQLServerOLAPService, the first DWORD in data section is the Windows error code.
Event ID 1023, source Perflib, Type: error
Tried to follow MS article, but it did not fix a problem.
For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp