WowAce

What steps will reproduce the problem?
1. Load the addon
2. Open Pet Journal
3. Click on "Filters"

What is the expected output? What do you see instead?
Clicking on "Filters" should open up a menu to select from filtering options.

What version of the product are you using?
5.4.0-1.1.12

Do you have an error log of what happened?
62x PetTheory\Core.lua:1105: attempt to index field 'rightArrow' (a nil value)
PetTheory\Core.lua:1105: in function <PetTheory\Core.lua:1091>
PetTheory\Core.lua:1198: in function `?'
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:147: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:147>
[string "safecall Dispatcher[2]"]:4: in function <[string "safecall Dispatcher[2]"]:4>
[C]: ?
[string "safecall Dispatcher[2]"]:13: in function `?'
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:92: in function `Fire'
Ace3\AceEvent-3.0\AceEvent-3.0-3.lua:120: in function <Ace3\AceEvent-3.0\AceEvent-3.0.lua:119>
[C]: in function `LoadAddOn'
PetBattleTeams\modules\GUI\GUI.lua:76: in function `?'
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:147: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:147>
[string "safecall Dispatcher[2]"]:4: in function <[string "safecall Dispatcher[2]"]:4>
[C]: ?
[string "safecall Dispatcher[2]"]:13: in function `?'
...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:92: in function `Fire'
...rfaceLibPetJournal-2.0\LibPetJournal-2.0-26.lua:291: in function `LoadPets'
...rfaceLibPetJournal-2.0\LibPetJournal-2.0-26.lua:329: in function `?'
...rfaceLibPetJournal-2.0\LibPetJournal-2.0-26.lua:47: in function <...rfaceLibPetJournal-2.0\LibPetJournal-2.0.lua:46>

Locals:
nil

Please provide any additional information below.