I was trying to reproduce the SpatialDE significance test example with a brain dataset. But calling SpatialDE.run causes an error: <img width="847" alt="image" src="https://user-images.githubusercontent.com/76912457/107887205-b1e41800-6f04-11eb-98f7-4a0bf15aac32.png"> I would very much appreciate clarification on the issue.