我在安装VS2008之前就安装了 SQL 2005, 然后在VS2008里面新建数据库出现了问题，说是找不到SQL 2005
Connection to SQL Server files （*.mdf）require SQL Server Express 2005 to function properly. Please verify the installation of the component or download fromthe URL: http://go.microsoft.com/fwlink/?LinkId=49251
