read this : http://download.microsoft.com/download/8/f/4/8f44a346-1f62-4bb2-b957-7508ea1f7d80/relnotes.htm These release notes contain important information about the new features included with this release of Microsoft® Virtual PC 2007 Service Pack 1 (SP1), installing the software, and known issues. We recommend that you review all of the information in this document before you install this version of Virtual PC. Download details: Virtual PC 2007 SP1 Release Notes
This release of Virtual PC 2007 supports 64-bit host operating systems. However, there is no support for 64-bit guest operating systems.
P. Erol GIRAUDY
Président du Club MOSS 2007 et MUG.
Vice-Président Club UGO2007