nibRealUI\HUD

[r8response]

This one seems to happen completely at random. No in a group, entered the Shaman order hall and thar she blows!

116x ...ace\nibRealUI\HuD\UnitFrames\Groups\Arena-Arena.lua:93: attempt to index local 'opp' (a nil value)
...ace\nibRealUI\HuD\UnitFrames\Groups\Arena-Arena.lua:93: in function <...ace\nibRealUI\HuD\UnitFrames\Groups\Arena.lua:56>

Locals:
self = <unnamed> {
 0 = <userdata>
 icon = <unnamed> {
 }
}
event = "ARENA_OPPONENT_UPDATE"
unit = 6
status = "cleared"
notVisible = "Hide"
opp = nil
(*temporary) = <function> defined @s\nibRealUI_Init\Init.lua:71
(*temporary) = nil
(*temporary) = "Arena Opp Cleared"
(*temporary) = 6
(*temporary) = nil
(*temporary) = "UnitFrames"
(*temporary) = <table> {
 numDuped = 0
 prevLine = "Arena Opp Cleared     6     nil     "
}
(*temporary) = "Arena Opp Cleared     6     nil     "
(*temporary) = <function> defined @s\nibRealUI_Init\Libs\LibTextDump-1.0\LibTextDump-1.0.lua:296
(*temporary) = <table> {
 numDuped = 0
 prevLine = "Arena Opp Cleared     6     nil     "
}
(*temporary) = "Arena Opp Cleared     6     nil     "
(*temporary) = "%H:%M:%S"
(*temporary) = false
(*temporary) = LibTextDump-1.0_CopyFrame17 {
 0 = <userdata>
 TitleText = LibTextDump-1.0_CopyFrame17TitleText {
 }
 portraitFrame = LibTextDump-1.0_CopyFrame17PortraitFrame {
 }
 TopTileStreaks = LibTextDump-1.0_CopyFrame17TopTileStreaks {
 }
 leftBorderBar = LibTextDump-1.0_CopyFrame17LeftBorder {
 }
 edit_box = <unnamed> {
 }
 Inset = LibTextDump-1.0_CopyFrame17Inset {
 }
 portrait = LibTextDump-1.0_CopyFrame17Portrait {
 }
 topBorderBar = LibTextDump-1.0_CopyFrame17TopBorder {
 }
 title = LibTextDump-1.0_CopyFrame17TitleText {
 }
 scrollArea = LibTextDump-1.0_CopyFrame17Scroll {
 }
 CloseButton = LibTextDump-1.0_CopyFrame17CloseButton {
 }
 topLeftCorner = LibTextDump-1.0_CopyFrame17TopLeftCorner {
 }
 Bg = LibTextDump-1.0_CopyFrame17Bg {
 }
 lineDummy = <unnamed> {
 }
}
(*temporary) = "attempt to index local 'opp' (a nil value)"
UnitFrames = <table> {
 SetDefaultModuleLibraries = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:398
 Enable = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:325
 UnregisterAllEvents = <function> defined @Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:200
 PowerOverride = <function> defined @nibRealUI\HuD\UnitFrames\Shared.lua:473
 EnableModule = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:363
 modules = <table> {
 }
 GetModule = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:241
 IterateEmbeds = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:473
 target = <function> defined @nibRealUI\HuD\UnitFrames\Units\Target.lua:369
 defaultModuleLibraries = <table> {
 }
 textures = <table> {
 }
 HealthOverride = <function> defined @nibRealUI\HuD\UnitFrames\Shared.lua:341
 UpdateSteps = <function> defined @nibRealUI\HuD\UnitFrames\Shared.lua:243
 SetDefaultModulePrototype = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:440
 db = <table> {
 }
 baseName = "nibRealUI"
 player = <function> defined @nibRealUI\HuD\UnitFrames\Units\Player.lua:277
 name = "nibRealUI_UnitFrames"
 pet = <function> defined @nibRealUI\HuD\UnitFrames\Units\Pet.lua:117
 IsEnabled = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:482
 orderedModules = <table> {
 }
 focustarget = <function> defined @nibRealUI\HuD\UnitFrames\Units\FocusTarget.lua:123
 DisableModule = <function> defined @Masque\Libs\AceAddon-3.0\AceAddon-3.0.lua:381
 RefreshUnits = <function> defined @nibRealUI\HuD\UnitFrames\UnitFrames.lua:51
 focus = <function> defined @nibRealUI\HuD\UnitFrames\Units\Focus.lua:127
 AbrvName = <function> defined @nibRealUI\HuD\UnitFrames\UnitFrames.lua:28
 InitializeLayout = <function> defined @nibRealUI\HuD\UnitFrames\Shared.lua:671
 RegisterMessage = <function> defined @Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:116
 UnregisterMessage = <function> defined @Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:179
 SetHealthColor = <function> defined @In