Date: 2016-09-18 12:22:18
ID: 2
Error occured in: AddOn: Postal
Count: 1
Message: Error: AddOn Postal attempted to call a forbidden function (FocusUnit()) from a tainted execution path.
Debug:
   [C]: FocusUnit()
   ..\FrameXML\UnitPopup.lua:1818 func()
   ..\FrameXML\UIDropDownMenu.lua:760 UIDropDownMenuButton_OnClick()
   [string "*:OnClick"]:1:
      [string "*:OnClick"]:1
Locals:
None
AddOns:
  Swatter, v7.0.1 (<%codename%>)
  ACP, v3.4.29
  Auctionator, v4.0.13
  Babylonian, v5.1.DEV.332(/embedded)
  BagBrother, v
  Bagnon, v7.0.4
  BagnonConfig, v7.0.4
  ClassHallButtonGarrison, v
  Clique, vv70000-1.3.0
  Configator, v5.1.DEV.406(/embedded)
  DailyGlobalCheck, v
  DailyGlobalCheckGarrisonMissions, v
  DailyGlobalCheckGarrisonWorkOrders, v
  DailyGlobalCheckHallowsEnd, v
  DailyGlobalCheckInstanceLockouts, v
  DailyGlobalCheckIsleOfThunder, v
  DailyGlobalCheckLegionRareMobs, v
  DailyGlobalCheckLegionTreasureChests, v
  DailyGlobalCheckLegionWorldQuests, v
  DailyGlobalCheckLunarFestival, v
  DailyGlobalCheckMidsummer, v
  DailyGlobalCheckPetTamers, v
  DailyGlobalCheckProfessions, v
  DailyGlobalCheckTimelessIsle, v
  DailyGlobalCheckWodRareMobs, v
  DailyGlobalCheckWodTreasureChests, v
  DailyGlobalCheckWorldBosses, v
  DBMCore, v
  DBMDefaultSkin, v
  DBMStatusBarTimers, v
  DejaCharacterStats, v7.0.3 r12
  DynamicCam, v1.0.70000
  ElvUI, v10.21
  FlightMapEnhanced, v2.1
  Gatherer, v7.0.1
  GTFO, v4.38.8
  KuiNameplates, v
  KuiNameplatesCore, v
  KuiNameplatesCoreConfig, v
  LibSharedMedia30, v3.0-95
  LongMacros, vv1.0.9
  LoreLibrary, v7.0.04
  MacroToolkit, vv7.0.1.1
  MacroToolkitIcons, v7.0.0.0
  Masque, v7.0.1
  MasqueEntropy, v7.0.0
  MasqueOnyx, v7.0.0
  MasqueRenaitre, vv7.0.3
  MasqueSerenity, v7.0.0
  MasqueStylo, vv6.1.0
  MasterPlan, v0.102
  MasterPlanA, vA
  MoveAnything, v16.0.9
  NPCScan, v7.0.3.18
  Postal, vv3.5.8
  Quartz, v3.3.0
  Rarity, v1.0
  RarityOptions, v
  Recount, vv7.0.3i release
  SexyMap, v2.4.29
  SlideBar, v7.0.1 (<%codename%>)
  Storyline, v1.4.1
  WeakAuras, v2.2.1.5
  WorldQuestTracker, v
  BlizRuntimeLib_enUS v7.0.3.70000 <none>
  (ck=6b5)

What is the expected output? What do you see instead?
Moused over unit frame to set focus, error popped up.

What version of the product are you using?
Most recent.

Do you have an error log of what happened?
Above.