CC on a Mac. I'm trying to straighten some images using the straighten tool inside the crop tool. I've done this hundreds of times before. However, today, suddenly, it isn't working, because I can't see the line I'm dragging. I get the cross-hairs cursor and the little level icon, and the readout of the angle. But I cannot see the line I've made at all - it is completely invisible. I've restarted PS but that made no change.
... View more