WoWInterface - Error Message

I get this error every time I go in to the fire-lands it says quest completed when iv completed all the quest there.
Just wanted to let you know
keep up the good work!!!!

Date: 2015-01-02 00:12:24
ID: 1
Error occured in: Global
Count: 1
Message: ..\AddOns\Carbonite\NxMap.lua line 6433:
attempt to perform arithmetic on a nil value
Debug:
Carbonite\NxMap.lua:6433: UpdateOverlay()
Carbonite\NxMap.lua:6264: UpdateZones()
Carbonite\NxMap.lua:4513: Update()
Carbonite\NxMap.lua:3759:
Carbonite\NxMap.lua:3680
Locals:
self = <table> {
MiniBlks = 6
IconScale = 3
MenuIShowWorld = <table> {
}
GIconMenuITogInst = <table> {
}
TargetNextUniqueId = 1
MMScalesC = <table> {
}
LOpts = <table> {
}
TextFStrs = <table> {
}
PlyrLastDir = 253.57300322086
Scrolling = false
Menu = <table> {
}
EffScale = 0.75
Zone = 0
WorldAlpha = -1.#IND
StartupShown = true
ScaleDraw = 4
BackgndAlphaFade = 1
MoveLastX = -1380.7319037517
PlyrDir = 253.57300322086
PlyrSpeedCalcTime = 42916.299
MapPosYDraw = -720.05208192812
PlyrSpeed = 0
MapScale = 0.39920159680639
CurMapBG = false
PadX = 0
BGIncNum = 0
ViewSavedData = <table> {
}
MapW = 238.20004272461
MMGathererUpdateDelay = 1
MMAddonFrms = <table> {
}
LClickTime = 0
MouseEnabled = true
ButAutoScaleOn = <table> {
}
MapH = 226.20010375977
MMScales = <table> {
}
MMArrowName = ""
MapPosX = -1380.7319037517
BackgndAlphaTarget = 1
MapsDrawnOrder = <table> {
}
BGGrowBars = true
ArrowScroll = 0.46
H = 141
Tick = 44559
IconNIFrms = <table> {
}
LastDungeonLevel = 0
BaseScale = 1
ToolBar = <table> {
}
MoveLastY = -720.05208192812
MenuIShowHerb = <table> {
}
DotPartyScale = 1
PlyrX = -1380.7319037517
QuestAlpha = 0.3
CurWorldUpdateOverlayNum = 1
MMFScale = 1.5238095238095
Scale = 4
Targets = <table> {
}
BackgndAlpha = 1
ArrowPulse = 1
MenuIShowMine = <table> {
}
MapId = -1
UpdateMapID = -1
MMOwn = true
MMModels = <table> {
}
Size1 = 1
ShowUnexplored = true
InstLevelSet = 0
Arch = <unnamed> {
}
PIconMenu = <table> {
}
LocTipFrm = NxMapTip {
}
IconFrms = <table> {
}
CurOverlaysTexFolder = "hyjal"
StepTime = 0
PlyrSpeedX = -1380.7319037517
PlyrFrm = <unnamed> {
}
DebugAdjustScale = 0.1
ScaleDrawW = 0.25
IconStaticFrms = <table> {
}
UpdateTrackingDelay = 0
IconNavScale = 1
WorldHotspotTipStr = "Kalimdor, Felwood (45-50)
"
MiniFrms = <table> {
}
InCombat = false
Win = <table> {
}
InstanceId = false
RealScale = 4
Data = <table> {
}
TrackDir = false
TrackETA = false
MMMaskName = "textures\MinimapMask"
BGIconMenu = <table> {
}
CurOverlays = <table> {
}
MMZoomChanged = false
MMScale = 4
LocTipFStrs = <table> {
}
TrackPlyrs = <table> {
}
MMZoomType = 4
Indoors = false
TextScFrm = <unnamed> {
}
MapPosY = -720.05208192812
GIconMenuIFindNote = <table> {
}
TextFrm = <unnamed> {
}
QuestWin = <unnamed> {
}
WorldHotspotsCity = <table> {
}
RMapId = -1
PlyrY = -720.05208192812
Cont = 90
Tracking = <table> {
}
Guide = <table> {
}
WorldHotspots = <table> {
}
Level = 30
PlyrRZY = 56.369590759277
W = 150
CurWorldUpdateMapId = 606
MapsDrawnFade = <table> {
}
DotRaidScale = 1
ContFrms = <table> {
}
PlyrSpeedY = -720.05208192812
TileFrms = <table> {
}
ScaleW = 0.25
UpdateTargetDelay = 0
CurOpts = <table> {
}
MenuIPlyrFollow = <table> {
}
TitleH = 0
MMAlphaDelay = 0
MMOwnedFrms = <table> {
}
MMChkDelay = 12
ArchAlpha = 0.3
MapIndex = 1
MapPosXDraw = -1380.7319037517
PlyrRZX = 27.489864826202
KillShow = false
MenuIMonitorZone = <table> {
}
NeedWorldUpdate = true
TransMenu = <table> {
}
GIconMenu = <table> {
}
Frm = <unnamed> {
}
MoveDir = 180
DotZoneScale = 1
BackgndAlphaFull = 1
DotPalScale = 1
}
mapId = -1
bright = 1
noUnexplored = nil
wzone = <table> {
1 = 1
2 = 0
3 = 0
}
txFolder = "hyjal"
overlays = <table> {
archimondesvengeance = "320,5,270,300"
shrineofgoldrinn = "116,17,291,321"
nordrassil = "392,0,537,323"
gatesofsothann = "622,320,272,334"
sethriasroost = "139,436,277,232"
theregrowth = "52,253,441,319"
darkwhispergorge = "682,128,320,471"
ashenlake = "6,78,282,418"
thescorchedplain = "411,216,365,264"
thethroneofflame = "318,378,419,290"
direforgehill = "303,197,270,173"
}
unex = true
bW = nil
bH = nil
txIndex = nil
txPixelW = nil
txFileW = nil
txPixelH = nil
txFileH = nil
path = "Interface\Worldmap\hyjal\"
alpha = 1
unExAl = 0.35
(*temporary) = nil
(*temporary) = <table> {
MiniBlks = 6
IconScale = 3
MenuIShowWorld = <table> {
}
GIconMenuITogInst = <table> {
}
TargetNextUniqueId = 1
MMScalesC = <table> {
}
LOpts = <table> {

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