I’m not sure what happened here. There was some corrupt data in the file.
I cleaned it up : primese.skp (2.3 MB)
it was good ,your cleaned file.
can i know the method of cleaning?
I used this extension : https://extensions.sketchup.com/pl/content/attribute-inspector
If it happens again, please let me know.
i’m sorry. your introduced extension is difficult.
i have handled it for longtimes.
but, i don’t know the method of using.
could you help me, please?
It really is more an extension for developers. You should know about Attributes for using it : http://ruby.sketchup.com/Sketchup/AttributeDictionary.html
… thank you ㅠ,ㅠ