WowAce

The intro cutscene for the "Battle for Brennadam" quest in Stormsong played, and this started wildly spamming away:

925x LibJostle-3.0\LibJostle-3.0-90066.lua:412: attempt to index local 'frameData' (a nil value)
LibJostle-3.0\LibJostle-3.0-90066.lua:412: in function `Refresh'
LibJostle-3.0\LibJostle-3.0-90066.lua:134: in function <LibJostle-3.0\LibJostle-3.0.lua:132>

Locals:
self = <table> {
 Refresh = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:328
 Unregister = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:247
 topFrames = <table> {
 }
 ProcessQueue = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:303
 PLAYER_ENTERING_WORLD = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:165
 PLAYER_REGEN_DISABLED = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:320
 PLAYER_REGEN_ENABLED = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:315
 hooks = <table> {
 }
 TicketStatusFrame_OnEvent = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:173
 PLAYER_CONTROL_GAINED = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:311
 topAdjust = true
 GetScreenTop = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:193
 GetScreenBottom = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:203
 EnableTopAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:268
 IsBottomAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:282
 DisableTopAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:275
 IsTopAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:264
 RegisterTop = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:213
 RegisterBottom = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:230
 UIParent_ManageFramePositions = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:185
 PlayerFrame_SequenceFinished = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:189
 FCF_UpdateCombatLogPosition = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:181
 EnableBottomAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:286
 DisableBottomAdjusting = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:293
 bottomAdjust = true
 FCF_UpdateDockPosition = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:177
 UNIT_ENTERED_VEHICLE = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:156
 WorldMapFrame_Hide = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:169
 frame = <unnamed> {
 }
 UNIT_EXITED_VEHICLE = <function> defined @LibJostle-3.0\LibJostle-3.0.lua:161
 bottomFrames = <table> {
 }
}
screenHeight = 1200
topOffset = 1200
bottomOffset = 0
frames = <table> {
 1 = "PlayerFrame"
 2 = "TargetFrame"
 3 = "MinimapCluster"
 4 = "PartyMemberFrame1"
 5 = "TicketStatusFrame"
 6 = "WorldStateAlwaysUpFrame"
 7 = "MainMenuBar"
 8 = "MultiBarRight"
 9 = "CT_PlayerFrame_Drag"
 10 = "CT_TargetFrame_Drag"
 11 = "Gypsy_PlayerFrameCapsule"
 12 = "Gypsy_TargetFrameCapsule"
 13 = "ConsolidatedBuffs"
 14 = "BuffFrame"
 15 = "DEFAULT_CHAT_FRAME"
 16 = "ChatFrame2"
 17 = "GroupLootFrame1"
 18 = "TutorialFrameParent"
 19 = "FramerateLabel"
 20 = "DurabilityFrame"
 21 = "CastingBarFrame"
 22 = "OrderHallCommandBar"
 23 = "MicroButtonAndBagsBar"
 24 = "UIWidgetTopCenterContainerFrame"
}
screenHeight = 1200
(for generator) = <function> defined =[C]:-1
(for state) = <table> {
 1 = "PlayerFrame"
 2 = "TargetFrame"
 3 = "MinimapCluster"
 4 = "PartyMemberFrame1"
 5 = "TicketStatusFrame"
 6 = "WorldStateAlwaysUpFrame"
 7 = "MainMenuBar"
 8 = "MultiBarRight"
 9 = "CT_PlayerFrame_Drag"
 10 = "CT_TargetFrame_Drag"
 11 = "Gypsy_PlayerFrameCapsule"
 12 = "Gypsy_TargetFrameCapsule"
 13 = "ConsolidatedBuffs"
 14 = "BuffFrame"
 15 = "DEFAULT_CHAT_FRAME"
 16 = "ChatFrame2"
 17 = "GroupLootFrame1"
 18 = "TutorialFrameParent"
 19 = "FramerateLabel"
 20 = "DurabilityFrame"
 21 = "CastingBarFrame"
 22 = "OrderHallCommandBar"
 23 = "MicroButtonAndBagsBar"
 24 = "UIWidgetTopCenterContainerFrame"
}
(for control) = 22
_ = 22
frame = OrderHallCommandBar {
 0 = <userdata>
 WorldMapButton = <unnamed> {
 }
 RequestCategoryInfo = <function> defined @Interfac