gridview.lua:72: attempt to index local 'oldSection' (a nil value)

Getting lots and lots of these errors again on v0.0.78. They appear mostly after completing quests and receiving Items as rewards. But they are really hard to reproduce because a /reload makes them disappear for a while. I will keep testing to maybe find something reproduceable.
9x BetterBags/views/gridview.lua:72: attempt to index local 'oldSection' (a nil value)
[string "@BetterBags/views/gridview.lua"]:72: in function `GridView'
[string "@BetterBags/frames/bag.lua"]:194: in function `Draw'
[string "@BetterBags/core/init.lua"]:120: in function `cb'
[string "@BetterBags/core/events.lua"]:41: in function <BetterBags/core/events.lua:36>
[string "=[C]"]: ?
[string "@BetterBags/libs/CallbackHandler-1.0-8/CallbackHandler-1.0.lua"]:19: in function <...ags/libs/CallbackHandler-1.0/CallbackHandler-1.0.lua:15>
[string "@BetterBags/libs/CallbackHandler-1.0-8/CallbackHandler-1.0.lua"]:54: in function `SendMessage'
[string "@BetterBags/core/events.lua"]:94: in function `SendMessage'
[string "@BetterBags/data/items.lua"]:132: in function <BetterBags/data/items.lua:126>
[string "=[C]"]: in function `xpcall'
[string "@FrameXML/ObjectAPI/ContinuableContainer.lua"]:83: in function <..FrameXML/ObjectAPI/ContinuableContainer.lua:75>
[string "=(tail call)"]: ?
[string "@BetterBags/data/items.lua"]:126: in function `ProcessContainer'
[string "@BetterBags/data/items.lua"]:120: in function `RefreshBackpack'
[string "@BetterBags/data/items.lua"]:64: in function `RefreshAll'
[string "@BetterBags/data/items.lua"]:48: in function `cb'
[string "@BetterBags/core/events.lua"]:81: in function <BetterBags/core/events.lua:76>

Locals:
self = <table> {
 SetDefaultModuleLibraries = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:363
 Enable = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:290
 NewModule = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:231
 EnableModule = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:328
 modules = <table> {
 }
 GetModule = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:206
 IterateEmbeds = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:438
 IsModule = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:213
 defaultModuleLibraries = <table> {
 }
 baseName = "BetterBags"
 ListView = <function> defined @BetterBags/views/listview.lua:43
 SetEnabledState = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:420
 UpdateListSize = <function> defined @BetterBags/views/listview.lua:27
 enabledState = false
 OneBagView = <function> defined @BetterBags/views/oneview.lua:23
 SetDefaultModuleState = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:383
 moduleName = "Views"
 GetName = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:275
 defaultModuleState = true
 Disable = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:310
 IterateModules = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:433
 name = "BetterBags_Views"
 SetDefaultModulePrototype = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:405
 IsEnabled = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:447
 orderedModules = <table> {
 }
 GridView = <function> defined @BetterBags/views/gridview.lua:23
 DisableModule = <function> defined @BetterBags/libs/AceAddon-3.0/AceAddon-3.0.lua:346
}
bag = <table> {
 menuList = <table> {
 }
 bottomBar = Frame {
 }
 sections = <table> {
 }
 toRelease = <table> {
 }
 recentItems = <table> {
 }
 toReleaseSections = <table> {
 }
 freeBagSlotsButton = <table> {
 }
 moneyFrame = <table> {
 }
 isReagentBank = false
 drawOnClose = false
 frame = BetterBagsBagBackpack {
 }
 slots = <table> {
 }
 freeSlots = <table> {
 }
 currentItemCount = 70
 freeReagentBagSlotsButton = <table> {
 }
 itemsByBagAndSlot = <table> {
 }
 kind = 0
 content = <table> {
 }
 resizeHandle = Button {
 }
}
dirtyItems = <table> {
 1 = <table> {
 }
 2 = <table> {
 }
 3 = <table> {
 }
 4 = <table> {
 }
 5 = <table> {
 }
 6 = <table> {
 }
 7 = <table> {
 }
 8 = <table> {
 }
 9 = <table> {
 }
 10 = <table> {
 }
 11 = <table> {
 }
 12 = <table> {
 }
 13 = <table> {
 }
 14 = <table> {
 }
 15 = <table> {
 }
 16 = <table> {
 }
 17 = <table> {
 }
 18 = <table> {
 }
 19 = <table> {
 }
 20 = <table> {
 }
 21 = <table> {
 }
 22 = <table> {
 }
 23 = <table> {
 }
 24 = <table> {
 }
 25 = <table> {
 }
 26 = <table> {
 }
 27 = <table> {
 }
 28 = <table> {
 }
 29 = <table> {
 }
 30 = <table> {
 }
 31 = <table> {
 }
 32 = <table> {
 }
 33 = <table> {
 }
 34 = <table> {
 }
 35 = <table> {
 }
 36 = <table> {
 }
 37 = <table> {
 }
 38 = <table> {
 }
 39 = <table> {
 }
 40 = <table> {
 }
 41 = <table> {
 }
 42 = <table> {
 }
 43 = <table> {
 }
 44 = <table> {
 }
 45 = <table> {
 }
 46 = <table> {
 }
 47 = <table> {
 }
 48 = <table> {
 }
 49 = <table> {
 }
 50 = <table> {
 }
 51 = <table> {
 }
 52 = <table> {
 }
 53 = <table> {
 }
 54 = <table> {
 }
 55 = <table> {
 }
 56 = <table> {
 }
 57 = <table> {
 }
 58 = <table> {
 }
 59 = <table> {
 }
 60 = <table> {
 }
 61 = <table> {
 }
 62 = <table> {
 }
 63 = <table> {
 }
 64 = <table> {
 }
 65 = <table> {
 }
 66 = <table> {
 }
 67 = <table> {
 }
 68 = <table> {
 }
 69 = <table> {
 }
 70 = <table> {
 }
 71 = <table> {
 }
 72 = <table> {
 }
 73 = <table> {
 }
 74 = <table> {
 }
 75 = <table> {
Cidan / BetterBags

gridview.lua:72: attempt to index local 'oldSection' (a nil value) #69
