309x Critline/Core.lua:607: attempt to call upvalue 'GetSpellLink' (a nil value)
[string "@Critline/Core.lua"]:607: in function `eventHandler'
[string "@Critline/Libs/Libra/Addon.lua"]:53: in function <Critline/Libs/Libra/Addon.lua:35>

Locals:
self =

{
messages = {
}
modules = {
}
treeIndex = {
}
db = {
}
SlashCmdHandlers = {
}
filters = {
}
trees = {
}
callbacks = {
}
spellList = Frame {
}
config = Frame {
}
name = "Critline"
L = {
}
percharDB = {
}
}
timestamp = 1721853740.195000
eventType = "SPELL_AURA_APPLIED"
hideCaster = false
sourceGUID = "Player-1129-0AEB9ECA"
sourceName = "Atanae"
sourceFlags = 1297
sourceFlags2 = 0
destGUID = "Player-1129-0AEB9ECA"
destName = "Atanae"
destFlags = 1297
destFlags2 = 0
arg12 = 426341
arg13 = "Tindral's Fowl Fantasia"
arg14 = 1
arg15 = "BUFF"
arg16 = nil
arg17 = nil
arg18 = nil
arg19 = nil
arg20 = nil
arg21 = nil
isPet = nil
isPeriodic = nil
periodic = 1
isHeal = true
spellID = 426341
spellName = "Tindral's Fowl Fantasia"
amount = nil
resisted = 0
critical = nil
rawID = 426341
cachedID = nil
(*temporary) = nil
(*temporary) = "Tindral's Fowl Fantasia"
(*temporary) = "attempt to call upvalue 'GetSpellLink' (a nil value)"
COMBATLOG_FILTER_MINE = 17681
healEvents = {
SPELL_AURA_APPLIED = true
SPELL_AURA_REFRESH = true
SPELL_PERIODIC_HEAL = true
SPELL_HEAL = true
}
combatEvents = {
}
spellIDCache = {
}
GetSpellLink = nil
spellMappings = {
}
COMBATLOG_OBJECT_CONTROL_PLAYER = 256
COMBATLOG_OBJECT_REACTION_FRIENDLY = 16
COMBATLOG_OBJECT_REACTION_HOSTILE = 64
topRecords = {
dmg = {
}
heal = {
}
pet = {
}
}
callbacks = {
recurse = 0
events = {
}
}

Maybe similar:

3x Critline/Core.lua:548: attempt to call upvalue 'GetSpellLink' (a nil value)
[string "@Critline/Core.lua"]:548: in function FixSpells' [string "@Critline/Core.lua"]:524: in function LoadPerCharSettings'
[string "@Critline/Core.lua"]:515: in function `?'
[string "@Critline/Libs/Libra/Addon.lua"]:16: in function <Critline/Libs/Libra/Addon.lua:14>
[string "@Critline/Libs/Libra/Addon.lua"]:39: in function <Critline/Libs/Libra/Addon.lua:35>

Locals:
self =

{
messages = {
}
modules = {
}
treeIndex = {
}
db = {
}
SlashCmdHandlers = {
}
filters = {
}
trees = {
}
callbacks = {
}
spellList = Frame {
}
config = Frame {
}
name = "Critline"
L = {
}
percharDB = {
}
}
(for state) = {
dmg = {
}
heal = {
}
pet = {
}
}
(for control) = "dmg"
k = "dmg"
tree = {
190984 = {
}
}
(for state) = {
190984 = {
}
}
(for control) = 190984
spellID = 190984
spell = {
1 = {
}
}
spellMapping = nil
(*temporary) = nil
(*temporary) = 190984
(*temporary) = "attempt to call upvalue 'GetSpellLink' (a nil value)"
spellMappings = {
}
GetSpellLink = nil