Yeah, I'm not a gunsmith, but know enough to think that this is in order now for a particular Bersa:
IMHO, it loos like the slide (upper) is taking a beating from the hammer release cam,the automatic safety, or the mag disconnect.
I am smart enough to know when I am in over my head, but also smart enough to think this pistol has been shot out of its life. I can't fix this.
Hey I might be a gunsmith soon! I got one of these:
All I need now is a Dremel, right? =)