Debbie's training has a couple bugs I found. if you try to rollback during it the program will stop responding, and if you save during it, loading the save makes it hard crash.
also just in case, I know this is beta, I'm not complaining just trying to help
![Smile :) :)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)