Score Import error

When I click the “Import Scores” button on the “Gear Scoring” tab, I receive the following error:

DugisGuideViewerZDugisGuideViewer.lua:3981: attempt to call method 'SetBackdrop' (a nil value)

[string "@DugisGuideViewerZDugisGuideViewer.lua"]:3981: in function `SetFrameBackdrop'

[string "@DugisGuideViewerZDugisGuideViewer.lua"]:3088: in function `OnShow'

[string "@FrameXMLStaticPopup.lua"]:4959: in function `StaticPopup_OnShow'

[string "*:OnShow"]:1: in function <[string "*:OnShow"]:1>

[string "=[C]"]: in function `Show'

[string "@FrameXMLStaticPopup.lua"]:4772: in function `StaticPopup_Show'

[string "@DugisGuideViewerZDugisGuideViewer.lua"]:3109: in function <DugisGuideViewerZDugisGuideViewer.lua:3108>



Locals:

self = <table> {

TranslateWorldMapPosition = <function> defined @DugisGuideViewerZMapUtils.lua:281

tIndexOfFirst = <function> defined @DugisGuideViewerZUtil.lua:154

UpdateNotificationsMarkVisibility = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:1247

ListContains = <function> defined @DugisGuideViewerZUtil.lua:976

ClearGuide = <function> defined @DugisGuideViewerZGuides.lua:216

CreateSettingsTree = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:3861

SetQuestText = <function> defined @DugisGuideViewerZGuides.lua:5432

IsQuestAccepted = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:5830

DeclineShareInvitation = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:7911

Skip = <function> defined @DugisGuideViewerZGuides.lua:4450

GetCurrentMapZone_dugi = <function> defined @DugisGuideViewerZMapUtils.lua:2266

BACKGRND_PATH = "DialogFrameUI-DialogBox-Background"

QUEST_COMPLETE = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:5538

RefreshReplacedTags = <function> defined @DugisGuideViewerZGuides.lua:5161

DisplayViewTabInThread = <function> defined @DugisGuideViewerZGuides.lua:3923

GetZoneIdByName = <function> defined @DugisGuideViewerZMapUtils.lua:522

RegisterModule = <function> defined @DugisGuideViewerZModules.lua:150

SmartSetTargetOnClick = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:3913

PrintTable = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:1170

CompleteOnZoneCheck = <function> defined @DugisGuideViewerZGuides.lua:6852

LargeFrameBorderDropdown_OnClick = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:4294

IsModuleLoaded = <function> defined @DugisGuideViewerZModules.lua:366

DebugPrint = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:291

SetupWorldQuestButton_dugi = <function> defined @DugisGuideViewerZQuestPOI.lua:341

BeforeCombatStart = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:6937

db = <table> {

}

UpdateSettingsCheckbox = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:2088

GetFirstPFromCurrentGuide = <function> defined @DugisGuideViewerZProfessions.lua:64

IsModelDataOn = <function> defined @DugisGuideViewerZModelViewer.lua:623

tags = <table> {

}

SetDB = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:4375

GetQuestLogIndexByQID = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:5826

DebugFormat = <function> defined @DugisGuideViewerZDebug.lua:33

specializaton = 3

QUEST_TURNED_IN = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:5580

DelayandSetMapToCurrentZone = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:5203

IsOnAzeroth = <function> defined @DugisGuideViewerZMapUtils.lua:286

AddManualWaypoint = <function> defined @DugisGuideViewerZarrow.lua:1043

LevelUpSuggestGuide = <function> defined @DugisGuideViewerZGuides.lua:2430

IsQuestInGuide = <function> defined @DugisGuideViewerZUnlistedQuest.lua:13

GetScrolllesBackground = <function> defined @DugisGuideViewerZDugisGuideViewer.lua:6061

DugisArrow = <table> {

}

LoadNextGuide = <function> defined @DugisGuideViewerZGuides.lua:2930

UnSkipQuest = <function> defined @DugisGuideViewerZGuides.lua:2977

ShowViewTab = <function> defined @DugisGuideViewerZGuides.lua:5496

AddRouteWaypoint = <function> defined @DugisGuideViewerZarrow.lua: