How fix this problem
[Server thread/INFO] [minecraft/ServerLoginNetHandler]: com.mojang.authlib.GameProfile@2150086b[id=<null>,name=MyName,properties={},legacy=false] (/MyIP:MyPort) lost connection: Disconnected
https://yadi.sk/i/-ofWFrAlGfDbSA
Forge 1.14.4, No mods. Pirate players enable