HR 8.3.0.00-35-g323f18f-alpha
HL 8.3.0.00-5-g9bd74c7-alpha
Character https://worldofwarcraft.com/en-us/character/us/silvermoon/kayonnoruva

There's a third error, but it only says (null).

Error 1
1x HeroRotation_Warlock\Overrides.lua:19: attempt to index local 'SpellAffli' (a nil value) [string "@HeroRotation_Warlock\Overrides.lua"]:19: in main chunk [string "=[C]"]: in function LoadAddOn'
[string "@HeroRotation\Main.lua"]:373: in function `PulseInit'
[string "@HeroRotation\Main.lua"]:285: in function <HeroRotation\Main.lua:282>

Locals:
HL =

{
UnregisterForCombatPrefixEvent = defined @herolib\Events\Main.lua:198
Tier21_2Pc = false
LoadRestores = defined @herolib\Events\Main.lua:300
MythicDungeon = defined @herolib\Class\Unit\Player\MythicDungeon.lua:47
RegisterForCombatPrefixEvent = defined @herolib\Events\Main.lua:109
GetSplashCount = defined @herolib\Misc\Enemies.lua:207
LiveRealm = defined @herolib\Core.lua:36
GetTime = defined @herolib\Core.lua:51
CombatEnded = 1
RangeTracker = {
}
GetInstanceInfo = defined @herolib\Misc\ToSort.lua:32
RegisterForCombatSuffixEvent = defined @herolib\Events\Main.lua:124
MainFrame = HeroLib_MainFrame {
}
OutOfCombatTime = defined @herolib\Misc\ToSort.lua:94
UnregisterForSelfCombatEvent = defined @herolib\Events\Main.lua:170
Latency = defined @herolib\Misc\ToSort.lua:73
Utils = {
}
UseTrinkets = defined @herolib\Class\Unit\Player\Equipment.lua:140
LoadOverrides = defined @herolib\Events\Main.lua:306
Pulse = defined @herolib\Main.lua:29
UnregisterForCombatEvent = defined @herolib\Events\Main.lua:156
TTDRefresh = defined @herolib\Class\Unit\TimeToDie.lua:49
SpecID_ClassesSpecs = {
}
GuardiansTable = {
}
GUI = {
}
UnregisterForCombatSuffixEvent = defined @herolib\Events\Main.lua:212
Timer = {
}
OffsetRemains = defined @herolib\Misc\ToSort.lua:116
ImmolationTable = {
}
UnregisterNucleusAbilities = defined @herolib\Misc\Enemies.lua:263
MAXIMUM = 40
FindKeyBinding = defined @herolib\Events\KeyBinding.lua:142
BuildInfo = {
}
RegisterForPetCombatEvent = defined @herolib\Events\Main.lua:94
LastUnitCycledTime = 0
BetaRealm = defined @herolib\Core.lua:46
GetInstanceDifficulty = defined @herolib\Misc\ToSort.lua:67
HasTier = defined @herolib\Class\Unit\Player\Equipment.lua:119
Tier19_2Pc = false
Equipment = {
}
RegisterNucleusAbility = defined @herolib\Misc\Enemies.lua:225
Tier20_2Pc = false
RegisterForCombatEvent = defined @herolib\Events\Main.lua:64
Tier21_4Pc = false
Tier20_4Pc = false
Tier19_4Pc = false
LastUnitCycled = {
}
OnUseTrinkets = {
}
UnitNotInFrontTime = 0
GetEnemies = defined @herolib\Misc\Enemies.lua:274
WhitelistKeyBinding = defined @herolib\Events\KeyBinding.lua:138
UnitNotInFront = {
}
Print = defined @herolib\Core.lua:60
RegisterForEvent = defined @herolib\Events\Main.lua:48
TTD = {
}
UnitGUIDMap = {
}
BuildVersion = defined @herolib\Core.lua:31
MultiSpell = {
}
CombatTime = defined @herolib\Misc\ToSort.lua:89
RegisterForSelfCombatEvent = defined @herolib\Events\Main.lua:79
GetEquipment = defined @herolib\Class\Unit\Player\Equipment.lua:23
BMPullTime = defined @herolib\Misc\ToSort.lua:99
ValidateSplashCache = defined @herolib\Misc\Enemies.lua:218
Item = {
}
Debug = defined @herolib\Core.lua:67
RecoveryOffset = defined @herolib\Misc\ToSort.lua:84
UnregisterForPetCombatEvent = defined @herolib\Events`

Error 2
4x HeroRotation_Warlock\Affliction.lua:383: 'then' expected near ',' [string "=[C]"]: in function LoadAddOn'
[string "@HeroRotation\Main.lua"]:373: in function `PulseInit'
[string "@HeroRotation\Main.lua"]:285: in function <HeroRotation\Main.lua:282>

Locals:
(*temporary) = "HeroRotation_Warlock"
`