[BUG] bank restack not working for warband

[wrufeger]

What version number you are using? 3.11.01

What game client are you playing? Retail, Wrath, Classic / Live, PTR, Beta Retail

What language is the game client set to? german

Describe the bug restacking/sorting is not working in warband bank. Bought 2 extensions and first one is already full. Newly added items are shown twice and restack button throws following error:

1832x ArkInventory/Core/ArkInventory.lua:8352: attempt to index field 'stack_limit' (a nil value)
[string "@ArkInventory/Core/ArkInventory.lua"]:8352: in function `Frame_Item_Update_Count'
[string "@ArkInventory/Core/ArkInventory.lua"]:10327: in function `Frame_Item_Update_Instant'
[string "@ArkInventory/Core/ArkInventoryStorage.lua"]:558: in function <...aceArkInventory/Core/ArkInventoryStorage.lua:548>
[string "=[C]"]: ?
[string "@ArkInventory/Externals/Ace3/AceBucket/AceBucket-3.0-4.lua"]:69: in function <...Inventory/Externals/Ace3/AceBucket/AceBucket-3.0.lua:67>
[string "@ArkInventory/Externals/Ace3/AceBucket/AceBucket-3.0-4.lua"]:83: in function `func'
[string "@ElvUI_Libraries/Core/Ace3/AceTimer-3.0-17/AceTimer-3.0.lua"]:57: in function <...UI_Libraries/Core/Ace3/AceTimer-3.0/AceTimer-3.0.lua:50>