I installed the .net framework 2.0 and the framework 2.0 SDK first. Then I installed Visual Studio 2005; and it worked for me. REG ADD %KEY%\029 /VE /D "Installing .NET Framework 2.0" /f REG ADD %KEY%\029 /V 1 /D "%systemdrive%\Install\DotNet_Framework_2.0\dotnet2.exe" /f REG ADD %KEY%\055 /VE /D "Installing .NET Framework 2.0 SDK" /f REG ADD %KEY%\055 /V 1 /D "%systemdrive%\Install\DotNet_2.0_SDK\install.exe /Q" /f REG ADD %KEY%\070 /VE /D "Installing Visual Studio 2005" /f REG ADD %KEY%\070 /V 1 /D "%systemdrive%\Install\VS2005\Setup\setup.exe /unattendfile %systemdrive%\Install\VS2005\vs2005.ini" /f