Giving Write Permission in Windows Vista

http://technet.microsoft.com/en-us/library/ms143170.aspx

http://www.conetrix.com/Blog/post/Common-Problem-Upgrading-SQL-Server-2000-Database-to-2005.aspx

check whether "'c:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\" is available

Right click on data folder (where we are storing database)

Select properties menu select security tab

Check write permission for the account available in sql server and click apply OK