Symptoms
You try to enable FILESTREAM settings by using SQL Server Configuration Manager in Microsoft SQL Server 2008. When you do this, you may receive the following error message:

There was an unknown error applying the FILESTREAM settings. Check the parameters are validThis problem occurs after you upgrade to SQL Server 2008.
Resolution
This problemoccurs because the Filestream file share resource expects the followingMicrosoft Windows NT path:
\\?\GlobalRoot\Device\RsFx0102\MSSQLSERVER However,the Cluster service does not accept a Windows NT path.