Hello, i use the latest version for retail v90105.1 and when i try to open the world map i have the following error (i use Bugsack) :

1x SharedXML\MathUtil.lua:129: attempt to perform arithmetic on local 'y1' (a nil value)
[string "@SharedXML\MathUtil.lua"]:129: in function <SharedXML\MathUtil.lua:128>
[string "=(tail call)"]: ?
[string "@SilverDragon_Overlay\worldmap.lua"]:158: in function Connect' [string "@SilverDragon_Overlay\worldmap.lua"]:109: in function ConnectPins'
[string "@SilverDragon_Overlay\worldmap.lua"]:95: in function AddRoute' [string "@SilverDragon_Overlay\worldmap.lua"]:66: in function RefreshAllData'
[string "@Blizzard_MapCanvas\Blizzard_MapCanvas.lua"]:461: in function <...aceBlizzard_MapCanvas\Blizzard_MapCanvas.lua:460>
[string "=[C]"]: in function secureexecuterange' [string "@Blizzard_MapCanvas\Blizzard_MapCanvas.lua"]:464: in function RefreshAllDataProviders'
[string "@Blizzard_MapCanvas\Blizzard_MapCanvas.lua"]:491: in function RefreshAll' [string "@Blizzard_MapCanvas\Blizzard_MapCanvas.lua"]:87: in function OnShow'
[string "@Blizzard_WorldMap\Blizzard_WorldMap.lua"]:246: in function <...rfaceBlizzard_WorldMap\Blizzard_WorldMap.lua:243>
...
[string "@FrameXML\UIParent.lua"]:2764: in function ShowUIPanel' [string "@FrameXML\UIParent.lua"]:2671: in function <FrameXML\UIParent.lua:2667> [string "=[C]"]: in function SetAttribute'
[string "@FrameXML\UIParent.lua"]:3522: in function ShowUIPanel' [string "@FrameXML\QuestLogOwnerMixin.lua"]:103: in function SetDisplayState'
[string "@FrameXML\QuestLogOwnerMixin.lua"]:41: in function HandleUserActionToggleSelf' [string "@Blizzard_WorldMap\Blizzard_WorldMap.lua"]:440: in function <...rfaceBlizzard_WorldMap\Blizzard_WorldMap.lua:439> [string "=[C]"]: ? [string "=[C]"]: in function ToggleWorldMap'
[string "TOGGLEWORLDMAP"]:1: in function <[string "TOGGLEWORLDMAP"]:1>

Locals:
x1 = nil
y1 = nil
x2 = 2618.840576
y2 = 2946.967041
(*temporary) = defined =[C]:-1
(*temporary) = nil
(*temporary) = nil
(*temporary) = "attempt to perform arithmetic on local 'y1' (a nil value)"

i also have ElvUI installed.

Update: This is no happen every time. It happen randomly!