Bug report: Classic (World Map tracking)

Message: …erfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2170: attempt to index local ‘questInfo_’ (a nil value)
Time: Wed Dec 18 12:00:01 2019
Count: 1
Stack: …erfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2170: attempt to index local ‘questInfo_’ (a nil value)
…erfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2170: in function `GetQuestPosition’
…erfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:133: in function `RefreshAllData’
…aceAddOnsBlizzard_MapCanvasBlizzard_MapCanvas.lua:418: in function `RefreshAllDataProviders’
…aceAddOnsBlizzard_MapCanvasBlizzard_MapCanvas.lua:446: in function `RefreshAll’
InterfaceAddOnsDugisGuideViewerZLuaUtils.lua:839: in function `DugiSetMapToCurrentZone’
…erfaceAddOnsDugisGuideViewerZDugisGuideViewer.lua:4184: in function <…erfaceAddOnsDugisGuideViewerZDugisGuideViewer.lua:4180>

Locals: self = <table> {
 initialized = true
 essential = true
 Unload = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2665
 trackingPoints = <table> {
 }
 GetQuestPosition = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2163
 UpdateTrackingMap = <function> defined @InterfaceAddOnsDugisGuideViewerZUtil.lua:4
 OnMapChangedOrOpen = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2036
 DataProviders = <table> {
 }
 modelFrame = <unnamed> {
 }
 name = “WorldMapTracking”
 Initialize = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:229
 GetDistance = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:1737
 UnspecifyMapName = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:336
 Load = <function> defined @InterfaceAddOnsDugisGuideViewerZWorldMapTracking.lua:2369
 ShowMenu = <function> defined @InterfaceAddOnsDugisGuideViewerZUtil.lua:4
}
questId = 7061
formMapId = nil
points = <table> {
}
quests = <table> {
 7172 = <table> {
 }
 7364 = <table> {
 }
 7428 = <table> {
 }
 7492 = <table> {
 }
 7508 = <table> {
 }
 7604 = <table> {
 }
 7636 = <table> {
 }
 7652 = <table> {
 }
 7732 = <table> {
 }
 7796 = <table> {
 }
 7812 = <table> {
 }
 7828 = <table> {
 }
 7844 = <table> {
 }
 7876 = <table> {
 }
 7924 = <table> {
 }
 8052 = <table> {
 }
 8068 = <table> {
 }
 8116 = <table> {
 }
 8148 = <table> {
 }
 8164 = <table> {
 }
 2 = <table> {
 }
 513 = <table> {
 }
 515 = <table> {
 }
 517 = <table> {
 }
 519 = <table> {
 }
 521 = <table> {
 }
 523 = <table> {
 }
 525 = <table> {
 }
 527 = <table> {
 }
 529 = <table> {
 }
 531 = <table> {
 }
 533 = <table> {
 }
 535 = <table> {
 }
 537 = <table> {
 }
 539 = <table> {
 }
 541 = <table> {
 }
 543 = <table> {
 }
 545 = <table> {
 }
 547 = <table> {
 }
 549 = <table> {
 }
 551 = <table> {
 }
 553 = <table> {
 }
 555 = <table> {
 }
 557 = <table> {
 }
 559 = <table> {
 }
 561 = <table> {
 }
 563 = <table> {
 }
 565 = <table> {
 }
 567 = <table> {
 }
 569 = <table> {
 }
 571 = <table> {
 }
 573 = <table> {
 }
 575 = <table> {
 }
 577 = <table> {
 }
 579 = <table> {
 }
 581 = <table> {
 }
 583 = <table> {
 }
 585 = <table> {
 }
 587 = <table> {
 }
 589 = <table> {
 }
 591 = <table> {
 }
 593 = <table> {
 }
 595 = <table> {
 }
 597 = <table> {
 }
 599 = <table> {
 }
 601 = <table> {
 }
 603 = <table> {
 }
 605 = <table> {
 }
 607 = <table> {
 }
 609 = <table> {
 }
 611 = <table> {
 }
 613 = <table> {
 }
 615 = <table> {
 }
 617 = <table> {
 }
 619 = <table> {
 }
 621 = <table> {
 }
 623 = <table> {
 }
 625 = <table> {
 }
 627 = <table> {
 }
 629 = <table> {
 }
 631 = <table> {
 }
 633 = <table> {
 }
 635 = <table> {
 }
 637 = <table> {
 }
 639 = <table> {
 }
 641 = <table> {
 }
 643 = <table> {
 }
 645 = <table> {
 }
 647 = <table> {
 }
 649 = <table> {
 }
 651 = <table> {
 }
 653 = <table> {
 }
 655 = <table> {
 }
 657 = <table> {
 }
 659 = <table> {
 }
 661 = <table> {
 }
 663 = <table> {
 }
 665 = <table> {
 }
 667 = <table> {
 }
 669 = <table> {
 }
 671 = <table