LayOut Back Up File

[MikeWayzovski]

Are you saving to a cloud based location or network?
It is best to save locally on your harddisk when working on a model.
Did you install SketchUp correct? Meaning aa Administrator?

Why the installer must be "run as administrator"

Since the release of SU 2017, there has been a tidal wave of posts from people who encountered problems with SU because they did not install it properly on Windows. The only correct way is to right-click the installer and select “Run as Administrator”. It is not enough to be logged on as an adminstrator. This requirement (which is not unique to SketchUp) is because modern OS’s have upped their security requirements to protect against malicious code that tries to modify crucial system areas su…