LagMonitor Not Working on Paper 1.14.4

[FunkyNico]

Hey there,

I installed the plugin on my /plugins folder but when i startup the server the console gives an error like this: https://paste.ubuntu.com/p/cvMmyfm5F7/

I don't know what to do, thanks:D.

Additional Info:

Server: Paper version git-Paper-243 (MC: 1.14.4) (Implementing API version 1.14.4-R0.1-SNAPSHOT)

Plugins: AuthMe, CombatLogX, CompatNoCheatPlus, ConditionalCommands, CoreProtect, Duels, EliteMobs, Essentials, EssentialsChat, EssentialsSpawn, ExploitFixer, FastLogin, Gatekeeper*, IllegalStack, Kyra, LagMonitor*, LuckPerms, mcMMO, Multiverse-Core, NoCheatPlus, OpGuard*, PlaceholderAPI, ProtectionStones, ProtocolLib, SkinsRestorer, Vault, ViaBackwards, ViaVersion, WorldBorder, WorldEdit, WorldGuard

[FunkyNico]

For some reason with the last dev build #165 i get no error.