There is an issue I have seen a few times, where a valid license being used with the right versions of SketchUp, still shows the error you are seeing.
Here is the previous time I gave instructions to solve the problem:
There is an issue I have seen a few times, where a valid license being used with the right versions of SketchUp, still shows the error you are seeing.
Here is the previous time I gave instructions to solve the problem: