hdm2020

Results 1 issues of hdm2020

when I set show.neutral = TRUE, there is an error as follows: ![image](https://user-images.githubusercontent.com/71557587/180985166-9198edbc-6146-438c-9dd6-27a3a53300ef.png) and if show.neutral = FALSE, it is okay to finish the procedure. ![image](https://user-images.githubusercontent.com/71557587/180985830-73258629-6c38-4bfb-9723-c5ecdf6325b5.png) so,Does anyone know why...