Hi Chris,
All troubleshooting is handled in the Design Review discussion group. Here's an installation solutions thread that may be applicable: http://forums.autodesk.com/t5/Autodesk-Design-Review/ADR-2012-installation-issue-collection/td-p/2968360. Additionally, there's this recent known issue: http://forums.autodesk.com/t5/Autodesk-Design-Review/ADR-2012-Uninstallation-Problem/td-p/3074430. I hope these help you resolve your issue.