This is still an issue. I just upgraded to 10.5.1 and 2018 this week and had this problem. None of my .dwgs were created in 2018 but they all took its format once installed. So now any dwg I want to drop in, I first must open and back save. That's not efficient at all. So will there be a patch for 10.5.1 ? Or for AutoCAD 2018 to fix this? Or has there been since this post was originally posted in June?
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