What steps will reproduce the problem?
1.be a monk tank
2.take damage
3.try and look at sources of damage taken on self

What is the expected output? What do you see instead?
types of damage taken

What version of the product are you using?
skada 1.4-32

Do you have an error log of what happened?
Date: 2015-08-26 16:58:31
ID: 4
Error occured in: Global
Count: 1
Message: ..\AddOns\Skada\modules\DamageTaken.lua line 265:
   attempt to compare number with nil
Debug:
   [C]: ?
   Skada\modules\DamageTaken.lua:265 tooltip()
   Skada\BarDisplay.lua:173
      Skada\BarDisplay.lua:160
Locals:

AddOns:
  Swatter, v5.0.0 (<%codename%>)
  Altoholic, vr164
  ArkInventory, v30511
  ArkInventoryRules, v10001
  Babylonian, v5.1.DEV.332(/embedded)
  BigWigs, v4.890
  BigWigsCore, v
  BigWigsHellfireCitadel, v
  BigWigsPlugins, v
  Bulkie, vv1.0.1
  Configator, v5.1.DEV.376(/embedded)
  DataStore, vr55
  DataStoreAchievements, vr40
  DataStoreAgenda, vr22
  DataStoreAuctions, v6.0.001
  DataStoreCharacters, vr35
  DataStoreContainers, vr51
  DataStoreCrafts, vr68
  DataStoreCurrencies, vr30
  DataStoreGarrisons, vr14
  DataStoreInventory, vr43
  DataStoreMails, vr43
  DataStorePets, vr38
  DataStoreQuests, vr35
  DataStoreReputations, vr36
  DataStoreSpells, vr26
  DataStoreStats, vr25
  DataStoreTalents, vr51
  EavesDrop, v2.57
  ForteCasting, v
  ForteClass, v
  ForteCooldown, v
  ForteCore, v1.980.8
  ForteHealthstone, v
  ForteSoulstone, v
  ForteSummon, v
  ForteTalent, v
  ForteTimer, v
  Gatherer, v5.0.0
  GathererHUD, v5.0.0
  GathererDBWowhead, v1.0.2011-11-03
  Gnosis, vv4.51
  ingelasrapture, v1.13
  LibExtraTip, v5.12.DEV.350(/embedded)
  LoggerHead, v180
  MasterPlan, v0.67
  MasterPlanA, v
  MikScrollingBattleText, v5.7.143
  MonkTimers, v1.32
  Omen, v3.1.11
  OmniCC, v6.2
  oRA3, v931
  PhoenixStyle, v
  PhoenixStyleModWoDtier1, v
  Postal, v3.5.4
  RaidSlackCheck, v1.49
  Recount, vv6.2.0i release
  RSA, v3.101
  RSAMonk, v
  Skada, v1.4-32
  SkadaForTanks, v50400.1.2
  SlideBar, v5.0.0 (<%codename%>)
  StaggerMeter, v
  TidyPlates, v6.16.1
  TidyPlatesGraphite, v
  TidyPlatesGrey, v
  TidyPlatesNeon, v
  TidyPlatesQuatre, v
  TidyPlatesHub, v
  TidyPlatesWidgets, v
  TradeSkillMaster, vv2.10.26
  TradeSkillMasterAccounting, vv2.4.5
  TradeSkillMasterAuctionDB, vv2.7.1
  TradeSkillMasterAuctioning, vv2.4.6
  TradeSkillMasterCrafting, vv2.6.19
  TradeSkillMasterItemTracker, vv2.1.4
  TradeSkillMasterShopping, vv2.4.6
  VengeanceStatus, v1.39
  WeakAuras, v2.1.0.7
  BlizRuntimeLib_enUS v6.2.0.60200 <none>
  (ck=79c)

Please provide any additional information below.