Graphics Cards Issues
If you are receiving the error message of not finding a compatible graphics card, please make sure you have downloaded
your most recent drivers for said graphics card. As well as updating to the newest version of Direct X for your version of Windows.
Please also refer to this list of compatible cards.
XNA/.NET Installation Issues
Please try to install the files manually via their websites.
Microsoft .NET 4 Download
XNA 4 Download
Make sure to install .NET 4 before installing XNA 4.
If that does not solve the issue, try uninstalling both of these and installing a clean copy of both.