What steps will reproduce the problem?
1. on load error

What version of the product are you using?
1.4.2

Do you have an error log of what happened?

Date: 2012-09-12 10:00:30
ID: 2
Error occured in: Global
Count: 1
Message: ..\AddOns\Routes\Modules\AutoShow.lua line 21:
   table index is nil
Debug:
   [C]: ?
   Routes\Modules\AutoShow.lua:21 in main chunk
Locals:
Routes = <table> {
 SetDefaultModuleLibraries = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:383
 TSP = <table> {
 }
 EnableModule = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:348
 modules = <table> {
 }
 IterateEmbeds = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:458
 SecureHookScript = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceHook-3.0\AceHook-3.0.lua:413
 CVAR_UPDATE = <function> defined @Interface\AddOns\Routes\Routes.lua:1058
 RawHookScript = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceHook-3.0\AceHook-3.0.lua:398
 Printf = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceConsole-3.0\AceConsole-3.0.lua:69
 DeleteNode = <function> defined @Interface\AddOns\Routes\Routes.lua:811
 defaultModuleState = true
 IsEnabled = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:467
 DrawMinimapLines = <function> defined @Interface\AddOns\Routes\Routes.lua:394
 DisableModule = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:366
 getID = <function> defined @Interface\AddOns\Routes\Routes.lua:229
 ADDON_LOADED = <function> defined @Interface\AddOns\Routes\Routes.lua:1095
 RegisterMessage = <function> defined @Interface\AddOns\ArcHUD3\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:118
 UnregisterMessage = <function> defined @Interface\AddOns\ArcHUD3\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:181
 GetAceOptRouteTable = <function> defined @Interface\AddOns\Routes\Routes.lua:2181
 hooks = <table> {
 }
 SetEnabledState = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:440
 Hook = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceHook-3.0\AceHook-3.0.lua:277
 enabledState = true
 RegisterEvent = <function> defined @Interface\AddOns\ArcHUD3\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:118
 routekeys = <table> {
 }
 IterateModules = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:453
 RawHook = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceHook-3.0\AceHook-3.0.lua:316
 mapData = <table> {
 }
 UpgradeStorageFormat1 = <function> defined @Interface\AddOns\Routes\Routes.lua:879
 OnInitialize = <function> defined @Interface\AddOns\Routes\Routes.lua:957
 UnregisterAllEvents = <function> defined @Interface\AddOns\ArcHUD3\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:202
 IsNodeInTaboo = <function> defined @Interface\AddOns\Routes\Routes.lua:3329
 DrawTaboo = <function> defined @Interface\AddOns\Routes\Routes.lua:2606
 GetModule = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:231
 plugins = <table> {
 }
 defaultModuleLibraries = <table> {
 }
 UnregisterChatCommand = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceConsole-3.0\AceConsole-3.0.lua:111
 KeybindHelper = <table> {
 }
 SetupSourcesOptTables = <function> defined @Interface\AddOns\Routes\Routes.lua:2283
 GetName = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:300
 name = "Routes"
 orderedModules = <table> {
 }
 Disable = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:330
 ReparentMinimap = <function> defined @Interface\AddOns\Routes\Routes.lua:3532
 OnEnable = <function> defined @Interface\AddOns\Routes\Routes.lua:1064
 ApplyTabooToRoute = <function> defined @Interface\AddOns\Routes\Routes.lua:3360
 GetAceOptRouteEditTable = <function> defined @Interface\AddOns\Routes\Routes.lua:3283
 GetAceOptTabooTable = <function> defined @Interface\AddOns\Routes\Routes.lua:3131
 HookScript = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceHook-3.0\AceHook-3.0.lua:369
 G = <table> {
 }
 DrawTaboos = <function> defined @Interface\AddOns\Routes\Routes.lua:2693
 MINIMAP_UPDATE_ZOOM = <function> defined @Interface\AddOns\Routes\Routes.lua:1049
 RecreateRoute = <function> defined @Interface\AddOns\Routes\Routes.lua:2543
 Enable = <function> defined @Interface\AddOns\ArcHUD3\Libs\AceAddon-3.0\AceAddon-3.0.lua:315
 IsModule
AddOns:
  Swatter, v5.14.5335 (KowariOnCrutches)
  AbsorbBar, v4.0.1
  AfterCast, v
  ArcHUD3, v2.0
  Archy, v1.8.26_beta
  AucAdvanced, v5.14.5335 (KowariOnCrutches)
  AucFilterBasic, v5.14.5335 (KowariOnCrutches)
  AucFilterOutlier, v5.14.5335.5335(5.14/embedded)
  AucMatchUndercut, v5.14.5335.5225(5.14/embedded)
  AucStatHistogram, v5.14.5335 (KowariOnCrutches)
  AucStatiLevel, v5.14.5335 (KowariOnCrutches)
  AucStatPurchased, v5.14.5335 (KowariOnCrutches)
  AucStatSales, v5.14.5335.5335(5.14/embedded)
  AucStatSimple, v5.14.5335 (KowariOnCrutches)
  AucStatStdDev, v5.14.5335 (KowariOnCrutches)
  AucStatWOWEcon, v5.14.5335.5335(5.14/embedded)
  AucUtilAHWindowControl, v5.14.5335.5133(5.14/embedded)
  AucUtilAppraiser, v5.14.5335.5335(5.14/embedded)
  AucUtilAskPrice, v5.14.5335.5160(5.14/embedded)
  AucUtilAutoMagic, v5.14.5335.5335(5.14/embedded)
  AucUtilCompactUI, v5.14.5335.5335(5.14/embedded)
  AucUtilEasyBuyout, v5.14.5335.5238(5.14/embedded)
  AucUtilFixAH, v5.14.5335 (KowariOnCrutches)
  AucUtilItemSuggest, v5.14.5335.5335(5.14/embedded)
  AucUtilPriceLevel, v5.14.5335.5237(5.14/embedded)
  AucUtilScanButton, v5.14.5335.5335(5.14/embedded)
  AucUtilScanFinish, v5.14.5335.5153(5.14/embedded)
  AucUtilScanProgress, v5.14.5335.4979(5.14/embedded)
  AucUtilScanStart, v5.14.5335.5153(5.14/embedded)
  AucUtilSearchUI, v5.14.5335.5335(5.14/embedded)
  AucUtilSimpleAuction, v5.14.5335.5208(5.14/embedded)
  AucUtilVendMarkup, v5.14.5335.4828(5.14/embedded)
  Babylonian, v5.1.DEV.312(/embedded)
  BeanCounter, v5.14.5335 (KowariOnCrutches)
  BOPCraftConfirm, v1.0
  Castbars, v
  CombatTime, v2.4
  Configator, v5.1.DEV.330(/embedded)
  DebugLib, v5.1.DEV.312(/embedded)
  Enchantrix, v5.14.5335 (KowariOnCrutches)
  EnchantrixBarker, v5.14.5335 (KowariOnCrutches)
  GatherMate2, v1.18
  HealersHaveToDie, v2.0.1
  Heatsink, v
  Icetip, vv2.0.5
  IfThen, v1.6.4
  LibExtraTip, v5.12.DEV.324(/embedded)
  MoMoCritterEmote, v1.2
  Nauticus, v4.0.5
  NeedToKnow, v4.0.07
  RangeDisplay, vv4.0.0
  Raven, v
  Routes, vv1.4.2
  SlideBar, v5.14.5335 (KowariOnCrutches)
  Stubby, v5.14.5335 (KowariOnCrutches)
  TipHelper, v5.12.DEV.315(/embedded)
  BlizRuntimeLib_enUS v5.0.5.50001 <us>
  (ck=898)