MythicMob Spawn Egg and Item didn't work

Summary

Mythicmob Spawn Egg doesn't work, just spawn pig as a vanilla egg. As well as, mythicmobs item is not working. mythicmobs import items give no name, no nbt, no lore. /mm items info also give errors Link: https://pastebin.com/NsChnHbe However, /mm m spawn still works.

Using: MythicMobs Free v5.0.1