gameserver error

[Richy]

Hello all .I have one problem:after i open my server and some ppl are connect apears this error please help me

[jossoo]

something with magic skills i see..u got some error with this...u have delete anything from datapack ?or change anything ?

[Richy]

no i don`t eschange nothing big only ip`s ,some npc and time for buffs.

Ps:I have Gracia part 2

[Frank]

Does the server crushed or smth like that when this error appear on your console?

[BlackScorpion]

maybe in configuration setting

Auto Learn Skills put it true and in same time use spellbook to learn is true also

 

I think that