Exactly why I'm so confused. If you look at the video above, when I click on ray tracing it will start, but then fail, then after that it simply doesnt let me click the ray tracing button. It worked just fine before I reimaged my computer, but now wont, even though I havent changed anything.
Sorry for late update, from the data, there is no big issue with your machine, please try to repair Inventor in Contorl panel -> Uninstall a program -> Inventor -> repair, if it make no sanse, please try to uninstall first, then reinstall again for repair, it could be a regedit issue, but I am not sure which one is broken.
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