Tell Ketho how to reproduce this error:
1. I log in
2. The error posts by itself.

Version number? V.98

Date: 2012-05-11 13:54:46
ID: 1
Error occured in: Global
Count: 1
Message: ..\AddOns\ReadySetDing\Core.lua line 558:
   attempt to compare table with number
Debug:
   (tail call): ?
   ReadySetDing\Core.lua:558 ?()
   ...ventory\Libs\CallbackHandler\CallbackHandler-1.0.lua:146
      ...ventory\Libs\CallbackHandler\CallbackHandler-1.0.lua:146
   [string "safecall Dispatcher[1]"]:4:
      [string "safecall Dispatcher[1]"]:4
   [C]: ?
   [string "safecall Dispatcher[1]"]:13: ?()
   ...ventory\Libs\CallbackHandler\CallbackHandler-1.0.lua:91 Fire()
   ...rkInventory\Externals\Ace3-AceEvent\AceEvent-3.0.lua:120
      ...rkInventory\Externals\Ace3-AceEvent\AceEvent-3.0.lua:119
AddOns:
  Swatter, v5.13.5258 (BoldBandicoot)
  ACP, v3.3.17
  ArkInventory, v3.02
  ArkInventoryRules, v
  ArkInventoryRulesExample, v1.00
  AucAdvanced, v5.13.5258 (BoldBandicoot)
  AucFilterBasic, v5.13.5258 (BoldBandicoot)
  AucFilterOutlier, v5.13.5258.5187(5.13/embedded)
  AucMatchUndercut, v5.13.5258.5232(5.13/embedded)
  AucStatHistogram, v5.13.5258 (BoldBandicoot)
  AucStatiLevel, v5.13.5258 (BoldBandicoot)
  AucStatPurchased, v5.13.5258 (BoldBandicoot)
  AucStatSales, v5.13.5258.4838(5.13/embedded)
  AucStatSimple, v5.13.5258 (BoldBandicoot)
  AucStatStdDev, v5.13.5258 (BoldBandicoot)
  AucStatWOWEcon, v5.13.5258.4828(5.13/embedded)
  AucUtilAHWindowControl, v5.13.5258.5133(5.13/embedded)
  AucUtilAppraiser, v5.13.5258.5241(5.13/embedded)
  AucUtilAskPrice, v5.13.5258.5160(5.13/embedded)
  AucUtilAutoMagic, v5.13.5258.5224(5.13/embedded)
  AucUtilCompactUI, v5.13.5258.5254(5.13/embedded)
  AucUtilEasyBuyout, v5.13.5258.5241(5.13/embedded)
  AucUtilFixAH, v5.13.5258 (BoldBandicoot)
  AucUtilItemSuggest, v5.13.5258.5224(5.13/embedded)
  AucUtilPriceLevel, v5.13.5258.5241(5.13/embedded)
  AucUtilScanButton, v5.13.5258.5153(5.13/embedded)
  AucUtilScanFinish, v5.13.5258.5153(5.13/embedded)
  AucUtilScanProgress, v5.13.5258.4979(5.13/embedded)
  AucUtilScanStart, v5.13.5258.5153(5.13/embedded)
  AucUtilSearchUI, v5.13.5258.5254(5.13/embedded)
  AucUtilSimpleAuction, v5.13.5258.5210(5.13/embedded)
  AucUtilVendMarkup, v5.13.5258.4828(5.13/embedded)
  Babylonian, v5.1.DEV.312(/embedded)
  Bartender4, v4.4.20.1
  BeanCounter, v5.13.5258 (BoldBandicoot)
  Carbonite, v4.301
  CarboniteTransfer, v1.01
  Configator, v5.1.DEV.312(/embedded)
  DebugLib, v5.1.DEV.312(/embedded)
  Enchantrix, v5.13.5258 (BoldBandicoot)
  EnchantrixBarker, v5.13.5258 (BoldBandicoot)
  FishingBuddy, v1.0.7j
  Informant, v5.13.5258 (BoldBandicoot)
  LibExtraTip, v5.12.DEV.319(/embedded)
  MoveAnything, v12.2.3
  Postal, v3.4.13
  ReadySetDing, v0.98
  SlideBar, v5.13.5258 (BoldBandicoot)
  Stubby, v5.13.5258 (BoldBandicoot)
  TipHelper, v5.12.DEV.315(/embedded)
  BlizRuntimeLib_enUS v4.3.4.40300 <us>
  (ck=839)

Gives me this error everytime I log on. It started after I updated to V.98  The error is copied directly from the in game error frame.