Turning the droid builder to Landscape (Or portrait if it's already landscape.) automatically resets the set of the mon in progress.Haven't checked to see if others have mentioned this already but bug(?)'s been around for a while so I might as well mention it.
I changed the way pokemon data is handled internally, it may have been because of this post and I just forgot. This issue is fixed of me on 2.6.1 Github tells me I fixed it on 6/5 lol