WowAce

What steps will reproduce the problem?
1. I click on VuhDo to cast a bubble on my priest and get the error.
2.
3.

What is the expected output? What do you see instead?

What version of the product are you using? r879

Do you have an error log of what happened? Yes

Please provide any additional information below.
Date: 2015-01-23 17:40:55
ID: 2
Error occured in: Global
Count: 1
Message: ..\AddOns\XPerl\XPerl_Highlight.lua line 1522:
   attempt to compare number with boolean
Debug:
   [C]: ?
   XPerl\XPerl_Highlight.lua:1522: Damage()
   XPerl\XPerl_Highlight.lua:1428: ev()
   XPerl\XPerl_Highlight.lua:1305: ?()
   XPerl\XPerl_Highlight.lua:1283:
      XPerl\XPerl_Highlight.lua:1282
Locals:

AddOns:
  Swatter, v5.21c.5521 (SanctimoniousSwamprat)
  NPCScan, v6.0.3.5
  NPCScanOverlay, v6.0.3.4
  Altoholic, vr152
  Arh, v1.4.2
  ashranalert, v1.0.0
  AshranInviteAlert, v1.01
  AtlasLoot, vv8.00.00beta7
  AucAdvanced, v5.21c.5521 (SanctimoniousSwamprat)
  AucFilterBasic, v5.21c.5521 (SanctimoniousSwamprat)
  AucFilterOutlier, v5.21c.5521.5459(5.21c/embedded)
  AucMatchUndercut, v5.21c.5521.5507(5.21c/embedded)
  AucScanData, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatHistogram, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatiLevel, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatPurchased, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatSales, v5.21c.5521.5476(5.21c/embedded)
  AucStatSimple, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatStdDev, v5.21c.5521 (SanctimoniousSwamprat)
  AucStatWOWEcon, v5.21c.5521.5323(5.21c/embedded)
  AucUtilAHWindowControl, v5.21c.5521.5347(5.21c/embedded)
  AucUtilAppraiser, v5.21c.5521.5495(5.21c/embedded)
  AucUtilAskPrice, v5.21c.5521.5447(5.21c/embedded)
  AucUtilAutoMagic, v5.21c.5521.5443(5.21c/embedded)
  AucUtilCompactUI, v5.21c.5521.5496(5.21c/embedded)
  AucUtilEasyBuyout, v5.21c.5521.5507(5.21c/embedded)
  AucUtilFixAH, v5.21c.5521 (SanctimoniousSwamprat)
  AucUtilItemSuggest, v5.21c.5521.5417(5.21c/embedded)
  AucUtilPriceLevel, v5.21c.5521.5458(5.21c/embedded)
  AucUtilScanButton, v5.21c.5521.5403(5.21c/embedded)
  AucUtilScanFinish, v5.21c.5521.5515(5.21c/embedded)
  AucUtilScanProgress, v5.21c.5521.4979(5.21c/embedded)
  AucUtilScanStart, v5.21c.5521.5347(5.21c/embedded)
  AucUtilSearchUI, v5.21c.5521.5515(5.21c/embedded)
  AucUtilSimpleAuction, v5.21c.5521.5514(5.21c/embedded)
  AucUtilVendMarkup, v5.21c.5521.4828(5.21c/embedded)
  Babylonian, v5.1.DEV.332(/embedded)
  Bartender4, v4.6.6
  BattlegroundTargets, v60000-5
  BeanCounter, v5.21c.5521 (SanctimoniousSwamprat)
  BGCallouts, v3.0
  BodyGuardAway, v2.2
  Configator, v5.1.DEV.376(/embedded)
  DataStore, vr52
  DataStoreAchievements, vr38
  DataStoreAgenda, vr20
  DataStoreAuctions, v6.0.001
  DataStoreCharacters, vr30
  DataStoreContainers, v6.0.002
  DataStoreCrafts, vr64
  DataStoreCurrencies, v6.0.002
  DataStoreGarrisons, vr8
  DataStoreInventory, vr41
  DataStoreMails, vr40
  DataStorePets, vr36
  DataStoreQuests, vr32
  DataStoreReputations, v6.0.002
  DataStoreSpells, v6.0.002
  DataStoreStats, v6.0.002
  DataStoreTalents, v6.0.002
  DBMCore, v
  DBMDefaultSkin, v
  DBMGUI, v
  DBMPvP, v
  DBMStatusBarTimers, v
  DBMWorldEvents, v
  DebugLib, v5.1.DEV.337(/embedded)
  Decursive, v2.7.3.6
  DugisGuideViewerZ, v7.127
  Enchantrix, v5.21c.5521 (SanctimoniousSwamprat)
  EnchantrixBarker, v5.21c.5521 (SanctimoniousSwamprat)
  ExtraCD, v1.3
  FactionAddict, v1.27
  GarrisonMissionManager, vv20
  Gatherer, v5.0.0
  GatherMate2, v1.33.4
  HealersHaveToDie, v2.3.4
  HigherHotKey, v1.0.2
  Informant, v5.21c.5521 (SanctimoniousSwamprat)
  InterruptBar2, v
  JebusMail, vv6.02b
  LibExtraTip, v5.12.DEV.363(/embedded)
  LibSharedMedia30, v3.0-89
  MacroBank, v1.12
  MogIt, v3.4.0
  MyRareFinder, v1.0
  Ovale, v6.0.48
  Overachiever, v0.81
  Prat30, v3.5.11
  Prat30Libraries, v
  RangeDisplay, vv4.3.1
  RangeDisplayOptions, vv4.3.1
  RareAnnouncer, vr14
  Recount, vv6.0.3i release
  sArena, v1.1.4
  saycc, v2.2.0
  SexyMap, v2.4.21
  SlideBar, v5.21c.5521 (SanctimoniousSwamprat)
  Stubby, v5.21c.5521 (SanctimoniousSwamprat)
  TidyPlates, v6.15.3
  TidyPlatesGraphite, v
  TidyPlatesGrey, v
  TidyPlatesNeon, v
  TidyPlatesQuatre, v
  TidyPlatesHub, v
  TidyPlatesWidgets, v
  TipHelper, v5.12.DEV.351(/embedded)
  VuhDo, v3.65
  VuhDoOptions, v3.65
  xanDurability, v2.8
  XPerl, v3.7.5
  XPerlArcaneBar, v
  XPerlCustomHighlight, v
  XPerlParty, v
  XPerlPartyPet, v
  XPerlPlayer, v
  XPerlPlayerBuffs, v
  XPerlPlayerPet, v
  XPerlRaidAdmin, v
  XPerlRaidFrames, v
  XPerlRaidHelper, v
  XPerlRaidMonitor, v
  XPerlRaidPets, v
  XPerlTarget, v
  XPerlTargetTarget, v
  BlizRuntimeLib_enUS v6.0.3.60000 <none>
  (ck=f83)