Hello, I got an error while install SQL Server 2005 (CTP September)
The SCC(System Configuration Check) success, except 1 fails
- SQL Server Edition Operating System Compatibility - warning
as following messages:

- WMI Service Requirement (Success)
- MSXML Requirement (Success)
- Operating System Minimum Level Requirement (Success)
- Operating System Service Pack Level Requirement. (Success)
- SQL Server Edition Operating System Compatibility (Warning)
 Messages
 SQL Server Edition Operating System Compatibility

 Some components of this edition of SQL Server are not supported
 on this operating system. For details, see 'Hardware and
 Software Requirements for Installing SQL Server 2005' in
 Microsoft SQL Server Books Online.
- Minimum Hardware Requirement (Success)
- IIS Feature Requirement (Success)
- Pending Reboot Requirement (Success)
- Performance Monitor Counter Requirement (Success)
- Default Installation Path Permission Requirement (Success)
- Internet Explorer Requirement (Success)
- COM Plus Catalog Requirement (Success)
- ASP.Net Version Registration Requirement (Success)
- Minimum MDAC Version Requirement (Success)

I searched Books Online, but couldn't find the solution.
Is there any conflict with other previous MS programs?
I got followings in my notebook.
- MS Visual Studio 6.0 (professional)
- MS Visual Studio .NET Enterprise 2003

Thanks.