Issue persisted with latest version

Message: Interface\AddOns\LunaUnitFrames\modules\tags.lua:80: attempt to call global 'GetNumRaidMembers' (a nil value)
Time: Mon Aug 12 09:30:44 2019
Count: 11160
Stack: Interface\AddOns\LunaUnitFrames\modules\tags.lua:80: attempt to call global 'GetNumRaidMembers' (a nil value)
Interface\AddOns\LunaUnitFrames\modules\tags.lua:80: in function `?'
Interface\AddOns\LunaUnitFrames\modules\tags.lua:810: in function <Interface\AddOns\LunaUnitFrames\modules\tags.lua:800>

Locals: frame = LUFHeadermaintanktargetUnitButton4 {
0 =
OnEnter = defined @interface\AddOns\LunaUnitFrames\modules\movers.lua:116
unitID = 4
isDead = false
auras = {
}
UnwrapScript = defined @interface\FrameXML\SecureHandlers.lua:788
registeredEvents =

{
}
UnitClassToken = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:521
RegisterNormalEvent = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:59
healthBar = {
}
RegisterUpdateFunc = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:110
SetBlockColor = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:183
configMode = true
unitType = "maintanktarget"
SetRangeAlpha = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:171
configUnitID = 4
visibility = {
}
unit = "maintanktarget4"
ignoreAnchor = true
CheckModules = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:239
highlight = {
}
unitInitialized = true
unitRealType = "maintanktarget"
originalOnEnter = defined @interface\AddOns\LunaUnitFrames\modules\borders.lua:19
ReregisterUnitEvents = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:38
originalOnLeave = defined @interface\AddOns\LunaUnitFrames\modules\borders.lua:30
SetFrameRef = defined @interface\FrameXML\SecureHandlers.lua:793
highFrame = {
}
SetBarColor = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:179
OnLeave = defined @interface\AddOns\LunaUnitFrames\modules\movers.lua:124
tagUpdate = {
}
UnregisterAll = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:137
WrapScript = defined @interface\FrameXML\SecureHandlers.lua:782
topFrameLevel = 5
indicators = {
}
Execute = defined @interface\FrameXML\SecureHandlers.lua:777
UnregisterSingleEvent = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:87
DisableRangeAlpha = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:163
fullUpdates = {
}
UnregisterUpdateFunc = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:127
originalUnit = "maintanktarget4target"
BlizzRegisterUnitEvent = defined =[C]:-1
RegisterUnitEvent = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:104
FullUpdate = defined @interface\AddOns\LunaUnitFrames\modules\units.lua:30
fontstrings = {
}
borders = {
}
}
unit = "maintanktarget4"
count = 0
(*temporary) = 1
(*temporary) = nil
(*temporary) = "attempt to call global 'GetNumRaidMembers' (a nil value)"
Hex = defined @interface\AddOns\LunaUnitFrames\modules\tags.lua:25