BUGGG

[DoomDude1]

So i have bee nbuilding a think for 3h and when i was done i saved the adv dupe and when i tryed to open it again it sed;ADV DUPE ERROR ,Failed to load teh file(something like that),so i cant open my adv dupe it stops on 80%,(it says loading and it stops on 80%) UGHHH pls help me

Have you checked that you don't have too many welds? Also, the name should only contain regular characters, just in case.