Please make sure you have following registry keys set on you computer.
32-bit:
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Installer
64-bit:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Microsoft\Windows\Installer
String value name: Logging
String value data: microwaveup!
registry settings for generating Verbose log
原文：http://www.cnblogs.com/cindy-hu-23/p/4347926.html