What steps will reproduce the problem?
1. I just log in.

What version of the product are you using?
The last.

Do you have an error log of what happened?
Date: 2010-08-22 13:46:38
ID: 1
Error occured in: Global
Count: 1
Message: ..\FrameXML\ChatFrame.lua line 2937:
   attempt to call method 'AddMessage' (a nil value)
Debug:
   [C]: AddMessage()
   ..\FrameXML\ChatFrame.lua:2937 ChatFrame_MessageEventHandler()
   BadBoy_Levels\BadBoy_Levels.lua:90
      BadBoy_Levels\BadBoy_Levels.lua:39
AddOns:
  Swatter, v5.8.4723 (CreepyKangaroo)
  AllaraBossCore, v1.0
  AtlasLoot, vv5.11.04
  AtlasLootFu, vv5.11.04
  AucAdvanced, v5.8.4723 (CreepyKangaroo)
  AucFilterBasic, v5.8.4723 (CreepyKangaroo)
  AucFilterOutlier, v5.8.4723.2531
  AucMatchUndercut, v5.8.4723.2531
  AucStatHistogram, v5.8.4723 (CreepyKangaroo)
  AucStatiLevel, v5.8.4723 (CreepyKangaroo)
  AucStatPurchased, v5.8.4723 (CreepyKangaroo)
  AucStatSales, v5.8.4723.2842
  AucStatSimple, v5.8.4723 (CreepyKangaroo)
  AucStatStdDev, v5.8.4723 (CreepyKangaroo)
  AucStatWOWEcon, v5.8.4723.2530
  AucUtilAHWindowControl, v5.8.4723.3311
  AucUtilAppraiser, v5.8.4723.2530
  AucUtilAskPrice, v5.8.4723.3175
  AucUtilAutoMagic, v5.8.4723.3142
  AucUtilCompactUI, v5.8.4723.2530
  AucUtilEasyBuyout, v5.8.4723.3583
  AucUtilFixAH, v5.8.4723 (CreepyKangaroo)
  AucUtilGlypher, v5.8.4723.2545
  AucUtilItemSuggest, v5.8.4723.3108
  AucUtilPriceLevel, v5.8.4723.2545
  AucUtilScanButton, v5.8.4723.2530
  AucUtilScanFinish, v5.8.4723.3576
  AucUtilScanProgress, v5.8.4723.2530
  AucUtilScanStart, v5.8.4723.2530
  AucUtilSearchUI, v5.8.4723.3655
  AucUtilSimpleAuction, v5.8.4723.4546
  AucUtilVendMarkup, v5.8.4723.2530
  BadBoy, v6.002
  BadBoyLevels, v2.50
  BeanCounter, v5.8.4723 (CreepyKangaroo)
  BidTracker, v
  BigWigs, v3.22
  BonusScanner, v5.3
  Broker2FuBar, v1.0
  BrokeroRA2Targets, v0.1.016
  CalendarExtras, v1.5.3
  Capping, v3.3.004
  ClassTimer, v2.3
  ElitistGroup, v
  Enchantrix, v5.8.4723 (CreepyKangaroo)
  EnchantrixBarker, v5.8.4723 (CreepyKangaroo)
  EnsidiaFails, v
  EventAlert, v4.2.26
  FishermansFriend, v
  FuBar, v
  FuBarAddonSpamFu, v1.0.10
  FuBarBagFu, vv1.1.7
  FuBarClockFu, v3.0
  FuBarDungeonDiFu, v2.3.30200
  FuBarDurabilityFu, v2.11
  FuBarGroupFu, v1
  FuBarMoneyFu, vv1.2.3
  FuBarPerformanceFu, v2.0.0
  FuBarRecountFu, v3.11
  FuBarVolumeFu, v2.0.$Revision: 55081 $
  GearScoreLite, v3x04
  GnomeWorks, v
  HalionHelper, v1.0
  Informant, v5.8.4723 (CreepyKangaroo)
  LibRock10, v
  Omen, v3.0.9
  oRA2, v2.0.$Revision: 673 $
  oRA2PvPDetection, v2.0.$Revision: 69308 $
  PallyPowerInfo, v1.0
  Plagued, v2.0
  RaidBuffStatus, v3.265
  RatingBuster, v
  Recount, v
  RecountGuessedAbsorbs, v
  sct, v6.2
  SCTCooldowns, v0.7
  SCTSpellReady, v0.8
  sctd, v3.1
  SlideBar, v5.8.4723 (CreepyKangaroo)
  sRaidFrames, vr729
  sRaidFramesAdvanced, vr8
  sRaidFramesQuickHealth, v
  sRaidFramesIndicators, v1.1
  Stubby, v5.8.4723 (CreepyKangaroo)
  TankPoints, v
  WIM, v3.3.7
  BlizRuntimeLib_frFR v3.3.5.30300 <eu>
  (ck=9d4)