No problems with 1.2.2 installation in extra directory.
A nice little map I enjoyed to play as a snack before supper. Kinda labyrinthical, but not too confusing. Secrets 2/4 on first attempt, very good for me.
Not perfect, and charming in it's imperfectness, really fun.
Okay, I don't like boss fights, but on skill 0 it's not so difficult to fight this boss.
Thanx, that made my evening.
Try using the alkaline 1.2.2 devkit in another directory separate from old alkaline versions.