WowAce

What version of Grid2  are you using (Version is displayed in General/About Tab) ?

 V2.8.84

What game client version, classic or retail, windows or mac and language are you using ?

 Classic Mop Beta - Windows - English

What steps will reproduce the problem?

  Seems to just be on a Monk idle or combat
Did you try having Grid2 as the only enabled addon and everything else disabled?

  Yes

Was it working in a previous version? If yes, which was the last good one?

  No

Do you have an error log of what happened? If you don't see any errors, make sure that error reporting is enabled (`/console scriptErrors 1`) or install [BugSack](https://mods.curse.com/addons/wow/BugSack).

44x Grid2/modules/StatusRange.lua:114: attempt to call upvalue 'getHostile' (a nil value)
[Grid2/modules/StatusRange.lua]:114: in function 'UpdatePlayerRangeSpells'
[Grid2/GridCore.lua]:300: in function '?'
[BugSack/Libs/CallbackHandler-1.0-8/CallbackHandler-1.0.lua]:109: in function <...ack/Libs/CallbackHandler-1.0/CallbackHandler-1.0.lua:109>
[C]: ?
[BugSack/Libs/CallbackHandler-1.0-8/CallbackHandler-1.0.lua]:19: in function <...ack/Libs/CallbackHandler-1.0/CallbackHandler-1.0.lua:15>
[BugSack/Libs/CallbackHandler-1.0-8/CallbackHandler-1.0.lua]:54: in function 'Fire'
[Grid2/Libs/AceEvent-3.0-4/AceEvent-3.0.lua]:120: in function <...faceGrid2/Libs/AceEvent-3.0/AceEvent-3.0.lua:119>

Locals:
self = <table> {
indicatorSorted = <table> {
}
modules = <table> {
}
defaultModulePrototype = <table> {
}
isTBC = false
roster_names = <table> {
}
isClassic = true
statusPrototype = <table> {
}
roster_my_units = <table> {
}
optionsFrame = Frame {
}
isVanilla = false
isWrath = false
setupFunc = <table> {
}
name = "Grid2"
party_indexes = <table> {
}
isWoW90 = false
owner_of_unit = <table> {
}
suspendedIndicators = <table> {
}
playerClassSpec = "MONK0"
AlignPoints = <table> {
}
indicatorPrototype = <table> {
}
profiles = <table> {
}
db = <table> {
}
baseName = "Grid2"
isCata = false
debuffTypeColors = <table> {
}
debuffTypeSpells = <table> {
}
isSoD = false
roster_pets = <table> {
}
roster_deads = <table> {
}
statuses = <table> {
}
API = <table> {
}
debuffPlayerDispelTypes = <table> {
}
defaultModuleState = true
roster_types = <table> {
}
groupType = "solo"
grouped_players = <table> {
}
statusTypes = <table> {
}
isDevelop = false
debugFrame = ChatFrame1 {
}
indicatorTypes = <table> {
}
indicatorEnabled = <table> {
}
indicators = <table> {
}
enabledState = true
statusLibrary = <table> {
}
roster_faked = <table> {

Please provide any additional information below.

 Only occurs on monk 

Try out version Grid2 2.8.85-beta-mists version.

https://www.wowace.com/projects/grid2/files/6596221