App-V 4.5 Active Upgrade for Office 2007 SP1http://msmvps.com/blogs/daniel/archive/2009/04/06/app-v-4-5-active-upgrade-for-office-2007-sp1.aspxFinally, I spent about 2 weeks to finalize the "Real Steps" for Active Upgrade Office 2007 RTM Virtualized Package to Office 2007 SP1. Here are the Steps that I used. You can download the Step by Step Instruction from this Blog.enCommunityServer 2008.5 SP2 (Build: 40407.4157)