Exchange 2003 logging

I am trying to set up the exchange logging file location but when i directed it to the exchange server logging shared folder it failed. please help me decipher what i need to do. I already installed the agent on that server.

QueueAndRPC This collection is not registered. Error when registering a collection. Check Error Log for more details.

A general error occurred: Error: No data was collected, and one or more rows of data were expected. Select * from Win32_PerfRawData_MSExchangeIS_MSExchangeISMailbox where Name = '_Total'

Resources This collection is not registered. Error when registering a collection. Check Error Log for more details.

A general error occurred: Error: No data was collected, and one or more rows of data were expected. Select * from Win32_PerfRawData_MSExchangeIS_MSExchangeIS