This update primarily addresses reliability and specific workflow issues: Team Project Rename:
I'm not aware of a specific executable named "preparationexe" associated with Visual Studio 2012 Update 5. It's possible that: visual studio 2012 update 5 preparationexe top
A new dialog box popped up. It wasn’t a Windows standard font. It was jagged, monospaced, and somehow… alive . visual studio 2012 update 5 preparationexe top
If it failed… it would bluescreen her machine. Permanently. visual studio 2012 update 5 preparationexe top
Are you running into a during the preparation phase, or are you just looking to do a fresh install ? Visual Studio 2012 Update 5 - Microsoft Support