Go to the Games For Windows Live site, Download it there, Then go download Rockstar Games IV update 1.0.0.4, Then clear of all mods. Make sure you right click the IV shortcut (not RGSC) on the desktop, And, Go to compatibility tab and select "Run in compatibility mode for Windows 2000" Then go back to the general tab and check the box that says "Run as Administrator" Make sure your Computers drivers are up to date, Direct X and Rockstar Games updates.