https://community.sketchucation.com/topic/152241/help-sketchup-automatically-buggering-my-model
Help! Sketchup automatically buggering my model! | sketchucation
Mar 9, 2016 - I have had this happen in the past, but more consistently now SketchUp comes along and autosaves then I get some geometry that is totally in the wrong positi...
my modelhelpsketchupautomaticallybuggering