I have the latest version but its gone buggy. Attaching all errors for each option.
Left click on the minimap button does not open the map - no error
Alt Left click to open the Watchlist results in this error:
Date: 2023-06-17 23:28:02
ID: 1
Error occured in: Global
Count: 1
Message: ..\AddOns\Carbonite\Carbonite.lua line 3621:
attempt to index local 'w' (a nil value)
Debug:
[string "=[C]"]: ?
[string "@carbonite\Carbonite.lua"]:3621: NXOnClick()
[string ":OnClick"]:1:
[string ":OnClick"]:1
Locals:

AddOns:
Swatter, v1.13.6652 (SwimmingSeadragon)
Ace3, vr1304
AdiBags, vv1.10.7
AdiBagsBetterCategories, v0.3.1-classic
Altoholic, v1.14.005
AraBrokerGuildFriends, vr95
Armory, vv1.11.2
AucAdvanced, v1.13.6717 (SwimmingSeadragon)
AucFilterBasic, v1.13.6680 (SwimmingSeadragon)
AucStatHistogram, v1.13.6681 (SwimmingSeadragon)
AucStatiLevel, v1.13.6705 (SwimmingSeadragon)
AucStatPurchased, v1.13.6672 (SwimmingSeadragon)
AucStatSimple, v1.13.6634 (SwimmingSeadragon)
AucStatStdDev, v1.13.6635 (SwimmingSeadragon)
AucUtilFixAH, v1.13.6608 (SwimmingSeadragon)
Auctionator, v10.1.7
BeanCounter, v1.13.6682 (SwimmingSeadragon)
BlizzMove, vv3.5.11
BrokerEverything, v4.2.9-release
Carbonite, v@project-version@
CarboniteNotes, v@project-version@
CarboniteQuests, v@project-version@
CTBarMod, v10.0.7.2
CTBottomBar, v10.0.5.2
CTCore, v10.0.2.5
CTLibrary, v10.1.0.1
CTMailMod, v10.0.7.1
CTMapMod, v10.0.5.2
DataStore, v2023.05.04
DataStoreAgenda, v2023.05.18
DataStoreAuctions, v1.14.003
DataStoreCharacters, v2023.05.03
DataStoreContainers, v1.14.003
DataStoreCrafts, v1.14.003
DataStoreInventory, v1.14.003
DataStoreMails, v2023.05.04
DataStoreQuests, v1.14.003
DataStoreReputations, v1.14.003
DataStoreSpells, v2023.05.03
DataStoreTalents, v1.14.003
DBMCore, vabd1a2e
DBMStatusBarTimers, vabd1a2e
DBMVPVEM, v5b8dc58
Details, v#Details.20230520.11023.151
DetailsCompare2, v
DetailsEncounterDetails, v
DetailsRaidCheck, v
DropTheCheapestThing, vv2023.2
Enchantrix, v1.13.6731 (SwimmingSeadragon)
FishingBuddy, v0.9.2
FleecingTip, v113.1770(200720)
GatherMate2, v1.47-classic
GTFO, v5.0.5
Guildbook, v4.99412
Informant, v1.13.6729 (SwimmingSeadragon)
LeatrixMaps, v1.14.112
MageButtons, v1.04
MobInfo2, v10.1.15
Pawn, v2.8.1
PLG, v3.0
PortalMage, v2.1.6-classic
RatingBuster, v
ReagentRecipeClassic, v1.6.5
RecipeRadarClassic, v1.0.0.23
SheepMonitor, v1.24
SilverDragon, vv2023.6.1
SilverDragonOverlay, vv2023.6.1
SilverDragonRangeExtender, vv2023.6.1
SmartBuff, v41.11403
SmexyMats, vClassic + TBC
StatLogic, v
Stubby, v1.13.6614 (SwimmingSeadragon)
TipTac, v22.09.02
TipTacItemRef, v22.09.02
TitanClassic, v1.3.1.11403
TitanClassicBag, v1.3.1.11403
TitanClassicGold, v1.3.1.11403
TitanClassicLootType, v1.3.1.11403
TitanClassicRepair, v1.3.1.11403
TitanClassicXP, v1.3.1.11403
TitanProfessionsMulti, vv9.2.4
TomTom, vv3.3.9-release
WaterDispenser, v1.11
WhatsTraining, v4.0.5
WIM, v3.10.12
WoWPro, v2023.05.11.Aelease 2023.01.25.A
WoWProAchievements, v2023.05.11.A
WoWProDailies, v2023.05.11.A
WoWProLeveling, v2023.05.11.A
WoWProProfession, v2023.05.11.A
WoWProWorldEvents, v2023.05.11.A
XLoot, v9.2.7-1
XLootFrame, v9.2.7-1
XLootGroup, v9.2.7-1
XLootMonitor, v9.2.7-1
ZPerl, v7.0.7
ZPerlParty, v
ZPerlPartyPet, v
ZPerlPlayer, v
ZPerlPlayerPet, v
ZPerlTarget, v
ZPerlTargetTarget, v
BlizRuntimeLib_enUS v1.14.3.11403
(ck=bc9)

Middle click to toggle guide gives:
Date: 2023-06-17 23:29:19
ID: 1
Error occured in: Global
Count: 1
Message: ..\AddOns\Carbonite\Carbonite.lua line 3628:
attempt to index a nil value
Debug:
[string "=[C]"]: ?
[string "@carbonite\Carbonite.lua"]:3628: NXOnClick()
[string ":OnClick"]:1:
[string ":OnClick"]:1
Locals:

And Right click for guide gives nothing

I only support Carbonite Classic for WOTLK.

For Classic Era check this => #303