Updated to 1.2.1 and received the following error when I logged into the game.

1x TorghastTourguide\Data\PowerData.lua:54: attempt to compare string with nil
[string "@TorghastTourguide\Data\PowerData.lua"]:54: in function <TorghastTourguide\Data\PowerData.lua:47>
[string "=[C]"]: in function `sort'
[string "@TorghastTourguide\Data\PowerData.lua"]:47: in function <TorghastTourguide\Data\PowerData.lua:46>

Locals:
source1 = 331197
source2 = 315300
(*temporary) = "Soulforge Embers"
(*temporary) = nil
(*temporary) = "attempt to compare string with nil"
addon =

{
RareIDs = {
}
SetDefaultModuleLibraries = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:367
InitPowers = defined @TorghastTourguide\Modules\Powers.lua:15
EnableModule = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:332
modules = {
}
baseName = "TorghastTourguide"
IterateEmbeds = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:442
SecureHookScript = defined @CovenantForge\Libs\AceHook-3.0\AceHook-3.0.lua:410
CreateAnimaPowerListFrame = defined @TorghastTourguide\Modules\Guide.lua:484
RareClick = defined @TorghastTourguide\Modules\Guide.lua:829
ClearOverview = defined @TorghastTourguide\Modules\Guide.lua:898
RawHookScript = defined @CovenantForge\Libs\AceHook-3.0\AceHook-3.0.lua:395
AnimaPowers = {
}
Printf = defined @datastore\libs\AceConsole-3.0\AceConsole-3.0.lua:69
PowerTooltips = defined @TorghastTourguide\Modules\Tooltips.lua:41
SetDefaultModulePrototype = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:409
ravCount = 0
defaultModuleState = true
IsEnabled = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:451
ToggleTourGuide = defined @TorghastTourguide\Modules\Guide.lua:800
DisableModule = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:350
Stats = {
}
UpdateItemCount = defined @TorghastTourguide\TorghastTourguide.lua:630
ToggleLinkWindow = defined @TorghastTourguide\Modules\Guide.lua:975
RegisterMessage = defined @AchieveIt\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:90
GetArgs = defined @datastore\libs\AceConsole-3.0\AceConsole-3.0.lua:144
hooks = {
}
db = {
}
EditWeight = defined @TorghastTourguide\Modules\Powers.lua:96
SetEnabledState = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:424
Hook = defined @CovenantForge\Libs\AceHook-3.0\AceHook-3.0.lua:274
enabledState = true
RegisterEvent = defined @AchieveIt\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:90
IterateModules = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:437
Statsdb = {
}
RawHook = defined @CovenantForge\Libs\AceHook-3.0\AceHook-3.0.lua:313
CreateRareButtons = defined @TorghastTourguide\Modules\Guide.lua:727
OnInitialize = defined @TorghastTourguide\TorghastTourguide.lua:403
RegisterChatCommand = defined @datastore\libs\AceConsole-3.0\AceConsole-3.0.lua:85
GetModule = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:210
ShowTooltip = defined @TorghastTourguide\TorghastTourguide.lua:483
BossCamera = {
}
defaultModuleLibraries = {
}
optionsFrame = {
}
UnregisterChatCommand = defined @datastore\libs\AceConsole-3.0\AceConsole-3.0.lua:111
Weights_Notesdb = {
}
SetUpOverview = defined @TorghastTourguide\Modules\Guide.lua:907
GetName = defined @datastore\libs\AceAddon-3.0\AceAddon-3.0.lua:279
CreateBossButtons = defined @TorghastTourguide\Modules\Guide.lua:677
sortpowers = {
}
ResetDB = defined @TorghastTourguide\Modu