Hi. I've put notations in my drawings yesterday, but when i re-open the file, it's gone. I haven't touched anything, it just disappeared. Not only the notations I put by using fill, but also the notations that comes with the element. I tried to re-bu...

I just copy paste my whole project from a fille to another file (both are pln file). But after that few materials and elements are gone like the railing segments r gone, door details r gone etc. how can i get it back? thanks in advance