谁安装过TFS2008。我现在安装快结束的时候，出现一个错误，弄了很久也没有解决。

谁安装过TFS2008。我现在安装快结束的时候，出现一个错误，弄了很久也没有解决。
[12/13/07,16:40:14] Microsoft Visual Studio 2008 Team Foundation Server Beta 2 - CHS: ***ERRORLOG EVENT*** :
ERROR:Error 28806.An unexpected error occurred. Verify that SQL Server Reporting Services is installed and running on the Team Foundation app tier and that you have sufficient privileges to access it. For more information, see the setup log.
大家帮忙解一下。