174790x XLoot_Group/Group.lua:988: attempt to index upvalue 'anchor' (a nil value)
[string "@XLoot_Group/Group.lua"]:988: in function ApplyOptions' [string "@XLoot/XLoot.lua"]:74: in function ApplyOptions'
[string "@XLoot_Options/Options.lua"]:87: in function <XLoot_Options/Options.lua:85>

Locals:
self =

{
SetDefaultModuleLibraries = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:363
OnInitialize = defined @XLoot_Group/Group.lua:91
NewModule = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:231
EnableModule = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:328
modules = {
}
GetModule = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:206
IterateEmbeds = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:438
ToggleAnchors = defined @XLoot_Group/Group.lua:536
defaultModuleLibraries = {
}
LOOT_HISTORY_ROLL_COMPLETE = defined @XLoot_Group/Group.lua:297
MODIFIER_STATE_CHANGED = defined @XLoot_Group/Group.lua:435
UpdateAnchors = defined @XLoot_Group/Group.lua:531
SetDefaultModulePrototype = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:405
name = "XLoot_Group"
IsEnabled = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:447
orderedModules = {
}
TestSettings = defined @XLoot_Group/Group.lua:1023
DisableModule = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:346
START_LOOT_ROLL = defined @XLoot_Group/Group.lua:206
LOOT_HISTORY_ROLL_CHANGED = defined @XLoot_Group/Group.lua:360
IsModule = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:213
db = {
}
SetDefaultModuleState = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:383
AlertFrameHook = defined @XLoot_Group/Group.lua:442
ShowOptions = defined @XLoot/XLoot.lua:89
SetEnabledState = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:420
opt = {
}
enabledState = true
baseName = "XLoot_Group"
LOOT_ROLLS_COMPLETE = defined @XLoot_Group/Group.lua:297
ApplyOptions = defined @XLoot_Group/Group.lua:985
SlashHandler = defined @XLoot_Group/Group.lua:520
SkinUpdate = defined @XLoot_Group/Group.lua:964
bars = {
}
IterateModules = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:433
Enable = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:290
OnEnable = defined @XLoot_Group/Group.lua:99
GetName = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:275
moduleName = "Group"
defaultModuleState = true
Disable = defined @Ace3/AceAddon-3.0/AceAddon-3.0.lua:310
}
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(temporary) = "attempt to index upvalue 'anchor' (a nil value)"
opt = {
track_player_roll = false
prefix_upgrade = "+"
expire_won = 20
role_icon = true
hook_alert = false
show_time_remaining = false
shown_hook_warning = false
alert_scale = 1
bonus_skin = true
track_threshold = 3
text_ilvl = false
alert_icon_frame = false
roll_width = 325
hook_bonus = false
show_decided = true
track_by_threshold = true
font = "Fonts\FRIZQT__.TTF"
alert_skin = true
roll_button_size = 28
alert_alpha = 1
alert_background = false
prefix_equippable = ""
alert_anchor = {
}
equip_prefix = true
win_icon = true
expire_lost = 10
font_flag = "OUTLINE"
roll_anchor = {
}
track_all = false
alert_offset = 4
show_undecided = true
}
anchor = nil
alert_anchor = nil

XLoot Group has been broken ever since the API changes to group loot.

Is 10.2.7 modern or classic? I have not kept up with anything.