Today , I ran into some issues to deploy the App-V 4.5 client with SCCM 2007 SP1 R2 . If you have System Center Configuration Manager 2007 as a distribution system you can find information about How to Install the Microsoft Application Virtualization Client here . The article is mentioning the following prerequisites that must be installed on the Configuration Manager 2007 client computer: Microsoft Application Error Reporting – For more information about installing Microsoft Application Error Reporting...(read more)

Read the complete post at http://scug.be/blogs/sccm/archive/2008/12/23/sccm-deploying-the-app-v-4-5-client.aspx