i get said error message when I want to teach my pet new things via the animal training window

Message: Interface\AddOns\Skillet-Classic\Skillet.lua:848: attempt to perform arithmetic on field 'craftUpdate' (a nil value)
Time: Wed Jul 21 18:35:43 2021
Count: 15
Stack: Interface\AddOns\Skillet-Classic\Skillet.lua:848: attempt to perform arithmetic on field 'craftUpdate' (a nil value)
[string "=(tail call)"]: ?
[string "@interface\AddOns\Skillet-Classic\Skillet.lua"]:848: in function ?' [string "@Interface\AddOns\ElvUI\Libraries\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:119: in function <...ies\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:119> [string "=[C]"]: ? [string "@Interface\AddOns\ElvUI\Libraries\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:29: in function <...ies\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:25> [string "@Interface\AddOns\ElvUI\Libraries\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:64: in function Fire'
[string "@interface\AddOns\ElvUI\Libraries\Ace3\AceEvent-3.0\AceEvent-3.0.lua"]:120: in function <...s\ElvUI\Libraries\Ace3\AceEvent-3.0\AceEvent-3.0.lua:119>

Locals:

Fixed in Skillet-Classic-1.31-alpha1.