There have been other reports of similar issues. Recently this one: Sketchup Make 2017 not working after uninstall of 2016 - #8 by DeepPowder See the end of it for the solution.
There have been other reports of similar issues. Recently this one: Sketchup Make 2017 not working after uninstall of 2016 - #8 by DeepPowder See the end of it for the solution.