TFS 2010 RTM installation and Reporting services Error

When you try to install TFS 2010 RTM, you may get the following error.

You need to edit rsreportserver.config file located at

C:\Program Files\Microsoft SQL Server\MSRS10_50.MSSQLSERVER\Reporting Services\ReportServer and change the value of 'SecureConnectionLevel' to 0 (zero)