Working on the Maldraxxus questline. Finished the quest In Death We Are Truly Tested which awarded a bunch of new weapon skins and received the following error. Thanks.

6x BetterWardrobe\BetterWardrobe-2.5.1.lua:1015: attempt to index field 'ScrollFrame' (a nil value)
[string "@BetterWardrobe\BetterWardrobe-2.5.1.lua"]:1015: in function Refresh' [string "@BetterWardrobe\BetterWardrobe-2.5.1.lua"]:934: in function OnEvent'
[string "@BetterWardrobe\Core.lua"]:1221: in function <BetterWardrobe\Core.lua:1221>

Locals:
self =

{
RefreshAppearanceTooltip = defined @BetterWardrobe\BetterWardrobe.lua:1518
ClearAppearanceTooltip = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3650
UpdateProgressBar = defined @BetterWardrobe\BetterWardrobe.lua:1040
OnSearchUpdate = defined @BetterWardrobe\BetterWardrobe.lua:1262
CanHandleKey = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3656
RefreshCameras = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3533
OnUnitModelChangedEvent = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3519
OpenVariantSetsDropDown = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3546
SelectSetFromButton = defined @BetterWardrobe\BetterWardrobe.lua:1282
SetItemFrameQuality = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3496
GetSelectedSavedSetID = defined @BetterWardrobe\BetterWardrobe.lua:1289
RefreshScrollList = defined @BetterWardrobe\BetterWardrobe.lua:1272
DisplaySavedSet = defined @BetterWardrobe\BetterWardrobe.lua:1155
OnShow = defined @BetterWardrobe\BetterWardrobe.lua:805
OnLoad = defined @BetterWardrobe\BetterWardrobe.lua:792
OnHide = defined @BetterWardrobe\BetterWardrobe.lua:841
ClearLatestSource = defined @BetterWardrobe\BetterWardrobe.lua:1045
SelectSet = defined @BetterWardrobe\BetterWardrobe.lua:1310
OnEvent = defined @BetterWardrobe\BetterWardrobe.lua:882
ScrollToSet = defined @BetterWardrobe\BetterWardrobe.lua:2477
HandleKey = defined @BetterWardrobe\BetterWardrobe.lua:2439
GetDefaultSetIDForBaseSet = defined @Blizzard_Collections\Blizzard_Wardrobe.lua:3570
SetAppearanceTooltip = defined @BetterWardrobe\BetterWardrobe.lua:1327
DisplaySet = defined @BetterWardrobe\BetterWardrobe.lua:1066
Refresh = defined @BetterWardrobe\BetterWardrobe.lua:1014
SelectSavedSet = defined @BetterWardrobe\BetterWardrobe.lua:1322
GetSelectedSetID = defined @BetterWardrobe\BetterWardrobe.lua:1301
}
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = "attempt to index field 'ScrollFrame' (a nil value)"