it does not give a spesific error is just says:
Use the following links to research the source of the failure:
There were errors during setup.
Although the components were installed successfully, some setup errors were detected.
View error log
For information on known setup issues, see the Microsoft Visual Studio readme file, readme.htm, located at the root of the installation source.
For Knowledge Base articles on Visual Studio setup issues and solutions, see KB article 319714, HOW TO: Troubleshoot Visual Studio .NET Installation, at http://support.microsoft.com/default.aspx?scid=KB;EN-US;Q319714.
To find help from other Visual Studio users, try the following newsgroups:
Visual Studio Setup
Microsoft Product Support
For details about this setup failure, see the setup log files.?