WowAce

When I log into a toon. I get this error immediately. Then when I shift click on an item my frame rate drops to 1 frame per second. It lags wow really badly:

Date: 2013-05-02 10:59:19
ID: 1
Error occured in: Global
Count: 1
Message: ...atingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua line 321:
   attempt to call global 'GetActiveTalentGroup' (a nil value)
Debug:
   ...atingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:321:
      ...atingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:319
Locals:
(*temporary) = nil
(*temporary) = "attempt to call global 'GetActiveTalentGroup' (a nil value)"
lib = <table> {
EnhanceDatabase = <function> defined @Interface\AddOns\RatingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:212
mixin = <table> {
}
_EnhanceDatabase = <function> defined @Interface\AddOns\RatingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:201
options = <table> {
}
IterateDatabases = <function> defined @Interface\AddOns\RatingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:310
EnhanceOptions = <function> defined @Interface\AddOns\RatingBuster\Libs\LibDualSpec-1.0\LibDualSpec-1.0.lua:272
registry = <table> {
}
eventFrame = <unnamed> {
}
talentsLoaded = true
}
registry = <table> {
(null) = <table> {
}
(null) = <table> {
}
}

AddOns:
  Swatter, v4.2.0 (<%codename%>)
  ACP, v3.4.2
  Altoholic, v5.2.001
  Auctionator, v3.1.3
  Auditor2, v4.4.2
  Babylonian, v5.1.DEV.332(/embedded)
  BrokerAuditor, v4.4.2
  Configator, v5.1.DEV.344(/embedded)
  DataStore, v5.2.001
  DataStoreAchievements, v5.2.001
  DataStoreAgenda, v5.2.001
  DataStoreAuctions, v5.2.001
  DataStoreCharacters, v5.2.001
  DataStoreContainers, v5.2.001
  DataStoreCrafts, v5.2.001
  DataStoreCurrencies, v5.2.001
  DataStoreInventory, v5.2.001
  DataStoreMails, v5.2.001
  DataStorePets, v5.2.001
  DataStoreQuests, v5.2.001
  DataStoreReputations, v5.2.001
  DataStoreSpells, v5.2.001
  DataStoreStats, v5.2.001
  DataStoreTalents, v5.2.001
  DBMCore, v
  DBMLDB, v
  DBMSpellTimers, v
  ElvUI, v5.99
  EnsidiaFails, v323
  Fatality, v2.4a
  FBBroker, v1.19h
  Flump, v1.2.8
  Gatherer, v4.2.0
  GearScore, v5.2.0
  GuildSlacker, v1.9
  MikScrollingBattleText, v5.7.128
  multimail, v@project-version
  Omen, v3.1.8
  Postal, v3.5.1
  RatingBuster, v1.6.7
  ReforgeLite, v1.23
  Skada, v1.4-11
  SkadaCC, v1.0
  SkadaDamage, v1.0
  SkadaDamageTaken, v1.0
  SkadaDeaths, v1.0
  SkadaDebuffs, v1.0
  SkadaDispels, v1.0
  SkadaEnemies, v1.0
  SkadaHealing, v1.0
  SkadaPower, v1.0
  SkadaThreat, v1.0
  SlideBar, v4.2.0 (<%codename%>)
  SuperGuildInvite, v6.7
  TheUndermineJournalGE, v2.3.20130429
  TimeToDie, vv1.5.1
  BlizRuntimeLib_enUS v5.2.0.50200 <us>
  (ck=572)

Version 1.6.7 is for WoW 4.3.4. Use the latest Alpha version for WoW 5.2.