Happens when you're hard at work. However, it appears that I found a conflict of scripts, or probably just some error that shows something didn't go right. In short... for some reason... this error happened when I was about to start an animation in the field map. So yeah. Just testing testing testing, and seeing if I can get past certain loops.
Spoilers, the hooded man with a sword is a planned optional boss. You've been spoiled.