Sometimes, when I hover over the first person in Boralus after teleporting there, I get this error message.

Version of the add-on:
Total RP 1.6.2

Date: 2019-07-04 19:36:49
ID: 1
Error occured in: Global
Count: 1
Message: ...\totalRP3\modules\register\main\register_tooltip.lua line 827:
bad argument #2 to 'format' (string expected, got nil)
Debug:
[C]: format()
...\totalRP3\modules\register\main\register_tooltip.lua:827:
...\totalRP3\modules\register\main\register_tooltip.lua:716
...\totalRP3\modules\register\main\register_tooltip.lua:1038:
...\totalRP3\modules\register\main\register_tooltip.lua:969
...\totalRP3\modules\register\main\register_tooltip.lua:1120: callback()
...ddOns\totalRP3\libs\Ellyb\Tools\EventsDispatcher.lua:74: TriggerEvent()
totalRP3\core\impl\events.lua:123: fireEvent()
...\totalRP3\modules\register\main\register_tooltip.lua:1107: callback()
...ddOns\totalRP3\libs\Ellyb\Tools\EventsDispatcher.lua:74: TriggerEvent()
...face\AddOns\totalRP3\libs\Ellyb\Tools\GameEvents.lua:43:
...face\AddOns\totalRP3\libs\Ellyb\Tools\GameEvents.lua:41
Locals:
(*temporary) = "Level %s (%s)"
(*temporary) = "120"
(*temporary) = nil
(*temporary) = "string expected, got nil"

AddOns:
MoncaiCompare, v7.2.0
Swatter, v8.2.6241 (SwimmingSeadragon)
ACP, vr259
Altoholic, vr191
Auctionator, v8.1.0
AutoTurnIn, v7.0.9
AutoVendor, v63
BadBoy, vv8.2.2
BadBoyCCleaner, vv8.2.0
BaudBag, v8.1.3
BrokerInstanceDifficulty, v7.1.0.0
BrokerRestFu, v80000-1
BrokerRunSpeed, v1.7
CandyBuckets, v8.2.0.190628
CanIMogIt, v8.2.0v1.15
CensusPlus, v8.0.
DataStore, vr66
DataStoreAchievements, vr48
DataStoreAgenda, vr30
DataStoreAuctions, vr51
DataStoreCharacters, vr44
DataStoreContainers, vr60
DataStoreCrafts, vr83
DataStoreCurrencies, vr39
DataStoreGarrisons, vr25
DataStoreInventory, vr54
DataStorePets, vr45
DataStoreQuests, vr47
DataStoreReputations, vr44
DataStoreSpells, vr33
DataStoreStats, vr32
DataStoreTalents, vr62
Elephant, v3.7.7
ElkBuffBars, v2.5.2-193
EmoteSplitter, v1.5.9
FriendsFacts, v
FriendsShare, v
GnomTEC, v8.2.0.14
GnomTECBabel, v8.2.0.26
GnomTECNPCEmote, v8.2.0.22
GrizzlySharedMedia, v1
GTFO, v4.48.4a
ItemLevelDisplay, v2.1.3 70200
KethoInstanceTimer, vv2.8.1
KuiMedia, v
KuiNameplates, v
KuiNameplatesCore, v
LibItemUpgradeInfo10, vRelease-80000-30 70200
LibSharedMedia30, v3.0-110
Listener, v2.1.6
OmniCC, v8.2.0
Outfitter, v5.22.1
Overachiever, v1.0.5
OverachieverCache, v1.0.5
OverachieverTabs, v1.0.5
Paste, v1.4.10
Pawn, v2.2.43
PersonalLootHelper, v2.19
PitBull4, vv4.1.19
Postal, vv3.6.0
Prat30, vr1195
Prat30Libraries, v
PremadeGroupsFilter, v1.27
Quartz, v3.4.0-3-g65bcdc4
QuestGuru, v2.5.16
RoleplayReminder, v8.0.1
SavedInstances, v8.2.1
SexyMap, vv8.2.0
SimpleStats, v1.7.5
Skada, v1.7.6
Titan, v5.17.3.80200
TitanBag, v5.17.3.80200
TitanClock, v5.17.3.80200
TitanCurrenciesMulti, v6.5
TitanGold, v5.17.3.80200
TitanLocation, v5.17.3.80200
TitanPerformance, v5.17.3.80200
TitanRepair, v5.17.3.80200
TitanSocial, v8.2.0
TitanVolume, v5.17.3.80200
TitanXP, v5.17.3.80200
TomTom, vv80200-1.0.3
totalRP3, v1.6.2
totalRP3Data, v
totalRP3Extended, v1.3.2
totalRP3ExtendedImpExport, v1.3.2
totalRP3ExtendedTools, v1.3.2
totalRP3KuiNameplates, v1.4.2
WeakAuras, v2.13.2-4-g59858d2
WeakAurasOptions, v2.13.2-4-g59858d2
WeakAurasTemplates, v2.13.2-4-g59858d2
WorldQuestTracker, v
BlizRuntimeLib_enUS v8.2.0.80200
(ck=925)