KB919598 will shortly be released and available via http://support.microsoft.com/?id=919598
This is essentially the confirming KB article for my previous posts including http://blogs.technet.com/cliveeastwood/archive/2006/05/23/429962.aspx
If the following symptoms are experienced during an import of a MOM 2005 when using SQL Reporting Services 2005:
When you try to import a Microsoft Operations Manager (MOM) 2005 report file by using the Import/Export Management Pack option or the RptUtil.exe utility, the import process fails. Additionally, you receive an error message that resembles the following:
This problem occurs if you are using Microsoft SQL Server 2005 Reporting Services.
The following MP's were affected
The Microsoft Exchange Server 2003 Management Pack for Microsoft Operations Manager 2000 Service Pack 1 (SP1) and the Microsoft Virtual Server 2005 R2 Management Pack are scheduled to be released in the future. If you are experiencing the symptoms that are described in this article and want a copy of these reports before the re-release of these management packs, contact Microsoft Product Support Services to obtain the files.