I see the following error in the ECM event log

I am seeing the following errors in the event log on my ECM server (both collector and database are in the same server) when an SRS report is being created

Event Type: Error
Event Source: ECM Add Policy
Event Category: None
Event ID: 0
Date:  3/1/2010
Time:  11:15:27 AM
User:  N/A
Computer: ECM02
Description:
The request failed with HTTP status 401: Unauthorized.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

Event Type: Error
Event Source: ECM Rpt Export InnerEx
Event Category: None
Event ID: 0
Date:  3/1/2010
Time:  11:15:27 AM
User:  N/A
Computer: ECM02
Description:
The request failed with HTTP status 401: Unauthorized.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

Event Type: Error
Event Source: ECM Delete Policy
Event Category: None
Event ID: 0
Date:  3/1/2010
Time:  11:15:35 AM
User:  N/A
Computer: ECM02
Description:
The request failed with HTTP status 401: Unauthorized.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

Event Type: Error
Event Source: ECM Rpt Export InnerEx
Event Category: None
Event ID: 0
Date:  3/1/2010
Time:  11:15:35 AM
User:  N/A
Computer: ECM02
Description:
The request failed with HTTP status 401: Unauthorized.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

The report fails to be created.  Anyone has any ideas on how this can be fixed?

Thanks

Judy