Can anyone tell me what keeps happening to my pencil strokes, and what to do about it?
I am drawing using the pencil tool. The thick black stroke in the first image is what I have been using, and it is what I want. However, in the middle of drawing something (in this case, I was tracing the shape that is on the bottom left of both images), all of a sudden all of my strokes disappear (compare images below). The pencil lines are still there, but the thick black part is gone and I'm left with just the thin blue selection lines (not the selection box; I mean the lines that make up the curves