There is nothing attached. Please describe the error you have.
Problem solved for those of you having issues installing Design review 2012 on older versions of windows go: to http://www.microsoft.com/download/en/details.aspx?
Install the x86 download it resolves a runtime issue for uninstalling design.review 2010 it was on the autodesk site under tips for installing D. R.2012. It was also brought up earlier in a posting on this topic as a runtime issue. This experiance has led me to discover this discussion group as a helpful resource.