Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
D
Since this isn't a SketchUp bug and is instead related to an old extension, I've moved the thread to the Plugins folder.
BTW, your profile says you are still using SketchUp 2014. Please update your profile. That information helps others help you.