I think this is an issue in 1.14 with any old schematics from 2016 and before. I tried using another design in my game from 2016 and it only keeps pasting half. I've used schematics dating from 2017+ and they past in full. I'm unsure why.
LARGE 3 story Mansion [64x64] on July 14th, 2019 09:16 AM EST