Solution: Solution #1 - manual uninstall of all Autodesk products. Use the Autodesk uninstall tool to remove all products:. Next, go to your Control Panel / Add & Remove Programs section to uninstall ALL remaining Autodesk products. If it has Autodesk in its name uninstall it.
Now use the Microsoft Fix-It tool from the link below to verify that there are no Autodesk products listed. Choose 'uninstall' when asked and then search the list for any Autodesk products.