Windows Seven/microsoft visual studio 2008...

Bonjour,

Je n'arrive pas à installer microsoft visual studio 2008, je suis sur Seven.
Voici mes erreurs (je comprend rien... :) )
[12/24/09,13:16:54] Microsoft Document Explorer 2008: [2] g:\autres\logiciels msdnaa\visual studio 2008 professional edition (x86 and x64 wow) - dvd (french)\fr_visual_studio_2008_professional_x86_x64wow_dvd_x14-26327\setup\..\wcu\dexplore\dexplore.exe could not be unpackaged because it is not a cabinet.
[12/24/09,13:16:54] setup.exe: [2] ISetupComponent::Pre/Post/Install() failed in ISetupManager::InternalInstallManager() with HRESULT -2147467259.
[12/24/09,13:16:54] VS70pgui: [2] DepCheck indicates Microsoft Document Explorer 2008 is not installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Module linguistique Microsoft Document Explorer 2008 was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Composant de création Web Microsoft Visual Studio was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Microsoft .NET Compact Framework 2.0 SP2 was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Microsoft .NET Compact Framework 3.5 was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Microsoft Visual Studio Tools pour Microsoft Office System (version 3.0 Runtime) was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Microsoft Visual Studio 2005 Tools pour Microsoft Office System 2007 Runtime was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Module linguistique Microsoft Visual Studio 2005 Tools pour Microsoft Office System 2007 Runtime was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Module linguistique Microsoft Visual Studio Tools pour Microsoft Office System (version 3.0 Runtime) - FRA was not attempted to be installed.
[12/24/09,13:16:55] VS70pgui: [2] DepCheck indicates Microsoft SQL Server Compact 3.5 was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Outils de conception Microsoft SQL Server Compact 3.5 was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Microsoft SQL Server Compact 3.5 For Devices was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Windows Mobile 5.0 SDK R2 for Pocket PC was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Windows Mobile 5.0 SDK R2 for Smartphone was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Microsoft Device Emulator version 3.0 was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Microsoft SQL Server 2005 Express Edition (x86) was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Crystal Reports Basic pour Visual Studio 2008 was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Module linguistique Crystal Reports Basic pour Visual Studio 2008 was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Kit de développement Microsoft Windows SDK pour Visual Studio 2008 Tools (x86) was not attempted to be installed.
[12/24/09,13:16:56] VS70pgui: [2] DepCheck indicates Kit de développement Microsoft Windows SDK pour Visual Studio 2008 .NET Framework Tools (x86) was not attempted to be installed.
[12/24/09,13:16:57] VS70pgui: [2] DepCheck indicates Kit de développement Microsoft Windows SDK pour Visual Studio 2008 SDK Reference Assemblies and IntelliSense (x86) was not attempted to be installed.
[12/24/09,13:16:57] VS70pgui: [2] DepCheck indicates Assistant Microsoft SQL Publishing Wizard was not attempted to be installed.

Merci d'avance