Updated to 8.3.1 and I'm receiving the following error after logging into the game.

Date: 2020-02-23 15:11:49
ID: 1
Error occured in: Global
Count: 1
Message: ...dOns\PetTracker\addons\main\classes\abstract\pet.lua line 154:
Usage: GetPetInfoByID(petGUID)
Debug:
[string "=(tail call)"]: ?
[string "=[C]"]: ?
[string "=[C]"]: GetPetInfoByPetID()
[string "@PetTracker\addons\main\classes\abstract\pet.lua"]:154: GetSpecie()
[string "@PetTracker\addons\main\classes\abstract\pet.lua"]:93: GetAvailableBreeds()
[string "@PetTracker\addons\journal\mods.lua"]:35: ModifyCard()
[string "@PetTracker\addons\journal\mods.lua"]:29:
PetTracker\addons\journal\mods.lua:29
[string "=[C]"]: PetJournal_UpdatePetCard()
[string "@Blizzard_Collections\Blizzard_PetCollection.lua"]:165:
...dOns\Blizzard_Collections\Blizzard_PetCollection.lua:141
Locals:
(*temporary) = defined =[C]:-1

AddOns:

Same here.