What steps will reproduce the problem?
1. Error message on opening Guild Vault
2. Message: ..\AddOns\RedBanker\RedBanker.lua line 267:
   attempt to index field '?' (a nil value)

What is the expected output? What do you see instead?
no error

What version of the product are you using?
latest, v1.1

Do you have an error log of what happened?
Date: 2009-03-21 12:59:03
ID: 6
Error occured in: Global
Count: 1
Message: ..\AddOns\RedBanker\RedBanker.lua line 267:
   attempt to index field '?' (a nil value)
Debug:
   (tail call): ?
   [C]: ?
   RedBanker\RedBanker.lua:267 RedBank_JudgeItem()
   RedBanker\RedBanker.lua:96
      RedBanker\RedBanker.lua:79
   [C]: ?
   [C]: Show()
   ...AddOns\Auc-Advanced\Libs\LibExtraTip\LibExtraTip.lua:105
      ...AddOns\Auc-Advanced\Libs\LibExtraTip\LibExtraTip.lua:98
   ...AddOns\Auc-Advanced\Libs\LibExtraTip\LibExtraTip.lua:277 OnTooltipSetItem()
   Enchantrix\EnxMain.lua:220
      Enchantrix\EnxMain.lua:216
   (tail call): ?
   [C]: ?
   ...AddOns\Auc-Advanced\Libs\LibExtraTip\LibExtraTip.lua:251
      ...AddOns\Auc-Advanced\Libs\LibExtraTip\LibExtraTip.lua:245
   [C]: SetGuildBankItem()
   ...AddOns\Blizzard_GuildBankUI\Blizzard_GuildBankUI.lua:556 GuildBankItemButton_OnEnter()
   [string "*:OnEnter"]:1:
      [string "*:OnEnter"]:1
AddOns:
  Swatter, v5.3.4105 (DingoIII)
  Ace3, v
  RedBanker, v1.1
  (ck=cd5)

Please provide any additional information below.