Diablo 3 frozen at updating tools
When it has finished downloading the files to completion, it will launch the installer on its own. This error message generally indicates that the installation files may be corrupted, damaged or incomplete.Please make sure your download has finished before attempting to install the game.We've recently become aware that playing Diablo III with the latest Catalyst 12.4 drivers for ATI cards may cause some visual artifacts for specific hardware configurations.This issue affects users of ATI Radeon HD 2400, 2600, 2900, 3400, 36 graphics cards under Windows Vista and Windows 7.
We'll also include non-Blizzard sources when appropriate (but in general, Blizzard is pretty on top of all these).
In almost all cases it has to do with an overlay that the 3rd party programs use that causes the crash.