After upgrading to version 7.0.20420; the "folder" within the guide Midsummer Fire Festival - labeled "Midsummer Fire Festival Achievements" is no longer able to be clicked/gone into and just creates an error:

Code:
Date: 2019-06-24 20:46:29
ID: 4
Error occured in: Global
Count: 1
Message: ..\AddOns\ZygorGuidesViewer\Goal.lua line 2295:
   Error in step 9 goal 3 condition: [string "_SelfUpdate()  return (not completededanyq(..."] line 1:
   attempt to call global 'completededanyq' (a nil value)
Debug:
   [C]: error()
   ZygorGuidesViewer\Goal.lua:2295: IsComplete()
   ZygorGuidesViewer\Goal.lua:2148: GetStatus()
   ZygorGuidesViewer\Goal.lua:2159: UpdateStatus()
   ZygorGuidesViewer\Step.lua:40: IsComplete()
   ZygorGuidesViewer\Guide.lua:243: GetCompletion()
   ZygorGuidesViewer\Guide.lua:168: GetStatus()
   ZygorGuidesViewer\GuideMenuNew.lua:420: Update()
   ZygorGuidesViewer\GuideMenuNew.lua:526: SetFocusedRow()
   ZygorGuidesViewer\GuideMenuNew.lua:466:
      ZygorGuidesViewer\GuideMenuNew.lua:464
Locals:
(*temporary) = "Error in step 9 goal 3 condition: [string "_SelfUpdate()  return (not completededanyq(..."]:1: attempt to call global 'completededanyq' (a nil value)"

AddOns:
  Swatter, v8.1.6241 (SwimmingSeadragon)
  WowheadLooter, v80100
  Ace3, v
  AckisRecipeList, v8.1.5.3
  ACP, vr259 
  AddOnSkins, v4.15
  Altoholic, vr190
  AppearanceTooltip, vv19-1-g7104d97
  Atlas, vr327
  AtlasArena, vv1.07.03
  AtlasBattlegrounds, vv1.44.01
  AtlasBurningCrusade, vv1.44.01
  AtlasCataclysm, vv1.44.01
  AtlasClassicWoW, vv1.44.01
  AtlasClassOrderHalls, vv1.44.01
  AtlasDungeonLocs, vv1.44.01
  AtlasLegion, vv1.44.01
  AtlasMistsofPandaria, vv1.44.01
  AtlasOutdoorRaids, vv1.44.01
  AtlasScenarios, vv1.44.00
  AtlasTransportation, vv1.44.01
  AtlasWarlordsofDraenor, vv1.44.01
  AtlasWorldEvents, vv3.25
  AtlasWrathoftheLichKing, vv1.44.01
  AtlasLoot, vv8.09.00
  AtlasLootBattleforAzeroth, vv8.09.00
  AtlasLootBurningCrusade, vv8.09.00
  AtlasLootCataclysm, vv8.09.00
  AtlasLootClassic, vv8.09.00
  AtlasLootLegion, vv8.09.00
  AtlasLootMistsofPandaria, vv8.09.00
  AtlasLootWarlordsofDraenor, vv8.09.00
  AtlasLootWrathoftheLichKing, vv8.09.00
  AtlasMajorCitiesEnhanced, vv1.16
  CamelSpotter, v1.4.6
  ConRO, v3.1.8
  ConROHunter, v3.1.7
  DataStore, vr65
  DataStoreAchievements, vr47
  DataStoreAgenda, vr29
  DataStoreAuctions, vr50
  DataStoreCharacters, vr43
  DataStoreContainers, vr59
  DataStoreCrafts, vr82
  DataStoreCurrencies, vr38
  DataStoreGarrisons, vr24
  DataStoreInventory, vr53
  DataStoreMails, vr52
  DataStorePets, vr44
  DataStoreQuests, vr46
  DataStoreReputations, vr43
  DataStoreSpells, vr32
  DataStoreStats, vr31
  DataStoreTalents, vr61
  DBMArchaeology, v
  DBMCore, v8.1.26-67-gdcbc922c1
  DBMCountPackHoTS, v1.6
  DBMCountPackOverwatch, v1.4.3
  DBMDefaultSkin, v
  DBMSpellTimers, v
  DBMStatusBarTimers, v
  DejaCharacterStats, v800r122
  Details, v
  DetailsChartViewer, v
  DetailsEncounterDetails, v
  DetailsRaidCheck, v
  DetailsStreamer, v
  DetailsTinyThreat, v
  DetailsVanguard, v
  ElvUI, v11.12
  ElvUIChatTweaks, v8.0.3
  ElvUIChatTweaksExtra, v
  ElvUIProfDataTexts, v4.01
  ElvUISystemDatatext, v2.2.0
  ElvUIWindTools, v1.4.6
  IcyVeinsStatPriority, v2019-3-13
  ImprovedOptionsFrames, v1.5.6
  InFlightLoad, v8.1.001
  MasterPlanA, vA
  MinimalArchaeology, v8.2.0
  MyAtunements, v1.0.0.5
  MyPathfinder, v2.0.1.2
  NameplateSCT, v1.16
  Narcissus, v1.0.5
  NPCScan, v8.0.1.13
  numQuests, v7
  Outfitter, v5.22.1
  Overachiever, v1.0.5
  OverachieverCache, v1.0.5
  OverachieverTabs, v1.0.5
  Pawn, v2.2.41
  PetTracker, v8.1.2
  PetTrackerBreeds, v8.1.2
  PetTrackerSwitcher, v8.1.2
  PetTrackerUpgrades, v8.1.2
  Postal, vv3.6.0
  QuestLookup, v1.0.0.7
  Rematch, v4.9.9
  RematchElvUISkin, v1.2.1
  SavedInstances, v8.1.4-3-gfff3628
  Simulationcraft, v1.12.0
  SlideBar, v8.1.6239 (SwimmingSeadragon)
  SmexyMats, v8.1.0.3
  StatWeightScore, v8.1.1
  Stubby, v8.1.6240 (SwimmingSeadragon)
  TomCatsArathiHighlandsRares, v1.2.7
  TomCatsDarkshoreRares, v1.2.7
  TomCatsWarfrontsCommandCenter, v1.2.7
  TomTom, vv80105-1.0.0
  TooltipRealmInfo, v1.9.2-release
  TradeSkillInfo, vv2.4.2-3-gb299067
  WorldQuestsList, v88
  WowheadBagScanner, v1.11
  ZygorGuidesViewer, v7.0
  BlizRuntimeLib_enUS v8.1.5.80100 <none>
  (ck=c22)