10x ...eBlizzard_EditMode/Mainline/EditModeUtil.lua:37: bad argument #1 to 'abs' (number expected, got nil)
[string "=[C]"]: in function `abs'
[string "@Blizzard_EditMode/Mainline/EditModeUtil.lua"]:37: in function <...eBlizzard_EditMode/Mainline/EditModeUtil.lua:23>
[string "=(tail call)"]: ?
[string "@Blizzard_UIParentPanelManager/Mainline/UIParentPanelManager.lua"]:816: in function `UIParentManageFramePositions'
[string "@Blizzard_UIParentPanelManager/Mainline/UIParentPanelManager.lua"]:183: in function <...ParentPanelManager/Mainline/UIParentPanelManager.lua:169>
[string "=[C]"]: in function `SetAttribute'
[string "@Blizzard_UIParentPanelManager/Mainline/UIParentPanelManager.lua"]:846: in function <...ParentPanelManager/Mainline/UIParentPanelManager.lua:844>
[string "=[C]"]: in function `UIParent_ManageFramePositions'
[string "@Blizzard_EditMode/Mainline/EditModeManager.lua"]:614: in function `UpdateBottomActionBarPositions'
[string "@Blizzard_EditMode/Mainline/EditModeManager.lua"]:508: in function `UpdateActionBarLayout'
[string "@Blizzard_ActionBar/Mainline/ActionBar.lua"]:364: in function `UpdateVisibility'
[string "@Blizzard_ActionBar/Mainline/ActionBar.lua"]:320: in function `ShowOverride'
[string "@Blizzard_ActionBar/Mainline/ActionBar.lua"]:310: in function `SetShown'
[string "@Blizzard_ActionBar/Mainline/StanceBar.lua"]:33: in function `Update'
[string "@Blizzard_ActionBarController/Mainline/ActionBarController.lua"]:145: in function `ActionBarController_UpdateAll'
[string "@Blizzard_ActionBarController/Mainline/ActionBarController.lua"]:66: in function <...ActionBarController/Mainline/ActionBarController.lua:55>
Locals:
(*temporary) = nil
(*temporary) = "number expected, got nil"
이런식의 오류가 나는데 어디가 문제일까요..