Plz fix this crashing and having to download again

I understand that I needed to delete mc pro if the blueprints crashed but the problem I run into is I have to do this every day just so I can build the tree house I love the app a lot and I use it all the time so can you plz fix this soon. Hope you have a good week.

Hausenffer19 about MCPro - Transfer Purchases MC, v6.0.7