Pixelmon Mod

I've been playing pixelmon on my friends server, and its not letting me spawn in pixelmons like it was before the new update. Any ideas how to fix it, or figure out what im doing wrong. Im using the following command: /spawn mew s and /spawn mew and its not spawning o:

Thanks ^^

~Zoie

/pokespawn (pokemon name) (s) s only if you want it to be shiny