Dear Sir/Madam, Good Morning, My CPU loaded 100% and the ram memory occupied 100% during calculate the rest stock model in Powermill2017. And take this process whole day, But finally didnt get any result in rest material. I think some error available in this rest calculating area. I tried many files over a weeks all of same issue finally didn't output the rest material. And I tried same file in delcam2016 SP11, its completed with in few minutes without loaded PC. About my PC information: Workstation Intel xenon E5 and 32GP Ram. Please answer.