Visual Studio 2012 Update 5 Preparation.exe Instant

Applying this update via the preparation tool provides several critical fixes and features: Visual Studio 2012 Update 5 - Microsoft Support

: To successfully use the preparation tool and subsequent update, you must have a licensed version of Visual Studio 2012. Installation Recommendations visual studio 2012 update 5 preparation.exe

This means the update version doesn't match your installed version. Applying this update via the preparation tool provides