No longer working WoW Classic 3.4.1

Since the Ulduar patch went live, I get Lua errors when loading into the game and my inventory no longer has colors.

Date: 2023-01-26 08:18:43
ID: 1
Error occured in: Global
Count: 1
Message: ...dOns/ColoredInventoryItems/ColoredInventoryItems.lua line 149:
   attempt to call global 'GetContainerNumSlots' (a nil value)
Debug:
   [string "@Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua"]:146:
      ...tCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:144
   [string "=[C]"]: GetContainerNumSlots()
   [string "@Interface/AddOns/ColoredInventoryItems/ColoredInventoryItems.lua"]:149: refreshBag()
   [string "@Interface/AddOns/ColoredInventoryItems/ColoredInventoryItems.lua"]:140: bag_OnToggle()
   [string "@Interface/AddOns/ColoredInventoryItems/ColoredInventoryItems.lua"]:58:
      ...dOns/ColoredInventoryItems/ColoredInventoryItems.lua:58
   [string "=[C]"]: ToggleBag()
   [string "@Interface/FrameXML/ContainerFrame_Shared.lua"]:154:
      Interface/FrameXML/ContainerFrame_Shared.lua:137
   [string "=[C]"]: ToggleBackpack()
   [string "@Interface/FrameXML/MainMenuBarBagButtons.lua"]:54: BackpackButton_OnClick()
   [string "*MainMenuBarBagButtons.xml:119_OnClick"]:4:
      [string "*MainMenuBarBagButtons.xml:119_OnClick"]:1
Locals:
private = <table> {
 ThrowError = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:46
 DoesErrorExist = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:87
 ClearOldErrors = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:107
 SanitizeLine = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:83
 MAX_STACK_DEPTH = 10
 log = <table> {
 }
 ErrorHandler = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:116
 IncrementErrorCount = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:77
 NewError = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:50
 IsRCLootCouncilError = <function> defined @Interface/AddOns/RCLootCouncil_Classic/RCLootCouncil/Core/ErrorHandler.lua:94
}
orig_errorhandler = <function> defined @Interface/AddOns/Decursive/Dcr_DIAG.lua:611

AddOns:
  Swatter, v3.4.6921 (SwimmingSeadragon)
  ACP, v3.5.7 
  AdvancedInterfaceOptions, v1.8.4
  ATTClassic, v1.3.6
  Attune, v311
  AucAdvanced, v3.4.6931 (SwimmingSeadragon)
  AucFilterBasic, v3.4.6941 (SwimmingSeadragon)
  AucScanData, v3.4.6908 (SwimmingSeadragon)
  AucStatHistogram, v3.4.6928 (SwimmingSeadragon)
  AucStatiLevel, v3.4.6913 (SwimmingSeadragon)
  AucStatPurchased, v3.4.6910 (SwimmingSeadragon)
  AucStatSimple, v3.4.6911 (SwimmingSeadragon)
  AucStatStdDev, v3.4.6912 (SwimmingSeadragon)
  AucUtilFixAH, v3.4.6914 (SwimmingSeadragon)
  BeanCounter, v3.4.6933 (SwimmingSeadragon)
  Carbonite, vv3.4.1-00003
  CarboniteQuests, vv3.4.1-00003
  ColoredInventoryItems, v1.4
  DBMCore, v6daed1e
  DBMCountPackHotS, v1.7.24
  DBMInterrupts, v2.5.3
  DBMSMGEventsPack, v1.5.23
  DBMSoundEventsPack, v1.6.22
  DBMSpellTimers, vr145
  DBMStatusBarTimers, v6daed1e
  DBMVPVEM, v3c03207
  Decursive, v2.7.8.13-6-g740015d
  Details, v#Details.DF.Wrath.10409.148
  DetailsCompare2, v
  DingAnnounce, v0.3.2b1
  EasyMail, v4.5.2
  Enchantrix, v3.4.6942 (SwimmingSeadragon)
  EnchantrixBarker, v3.4.6917 (SwimmingSeadragon)
  GatherLite, v6.0.8
  Informant, v3.4.6934 (SwimmingSeadragon)
  LibSharedMedia30, v3.0-130
  Pawn, v2.7.15 (WoW 3.4.1)
  Plater, vPlater-v550-Wrath
  Questie, v7.4.10
  RCLootCouncilClassic, v0.18.0
  SlideBar, v3.4.6919 (SwimmingSeadragon)
  Stubby, v3.4.6920 (SwimmingSeadragon)
  SurroundFix, vv4.4.2
  VendorPrice, v1.6.5
  WeakAuras, v5.3.7
  WIM, v3.10.7
  BlizRuntimeLib_enUS v3.4.1.30401 <none>
  (ck=5fb)