Type of bug

Error in console

TabList version

TabList v5.6.8(For Bukkit)

Software version

This server is running CraftBukkit version 3284a-Spigot-3892929-0ab8487 (MC: 1.17.1) (Implementing API version 1.17.1-R0.1-SNAPSHOT)

Relevant plugins

VoidGen, LoginSecurity, PlaceholderAPI, ClearLag, HolographicDisplays, BuycraftX, MessageAnnouncer, BlueSlimeCore (SirBlobmanAPI, SirBlobmanCore, XSeries), MOTD, ViaVersion, StaffPlus, ViaBackwards, ViaRewind, ItemEditor, LuckPerms, AnimatedScoreboard, NametagEdit, SkinsRestorer, Vault, PrisonRanksX, Chatty, WorldEdit, PlayerKits, Essentials, AdvancedBan, Multiverse-Core, WorldGuard, BetterTeams, Shopkeepers, ChestCommands, EssentialsChat, EconomyShopGUI, Graves, CustomCrates, BetterRTP, ProtectionStones, CombatLogX, EssentialsSpawn, CoreProtect, RealMines

Console error (if applicable)

[19:41:51] [Craft Scheduler Thread - 1/WARN]: [TabList] Plugin TabList v5.6.8 generated an exception while executing task 219
java.lang.NullPointerException: Cannot invoke "java.lang.reflect.Field.get(Object)" because "this.playerConnectionField" is null
at hu.montlikadani.tablist.packets.LegacyVersion.sendPacket(LegacyVersion.java:151) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.impl.ReflectionHandled.registerTeam(ReflectionHandled.java:39) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.impl.ReflectionHandled.setTeam(ReflectionHandled.java:44) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.Groups.setPlayerTeam(Groups.java:198) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.Groups.sortPlayers(Groups.java:362) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.Groups.updatePlayers(Groups.java:315) ~[?:?]
at hu.montlikadani.tablist.tablist.groups.Groups.lambda$startTask$1(Groups.java:299) ~[?:?]
at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftTask.run(CraftTask.java:82) ~[spigot.jar:3284a-Spigot-3892929-0ab8487]
at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:54) [spigot.jar:3284a-Spigot-3892929-0ab8487]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) [?:?]
at java.lang.Thread.run(Thread.java:833) [?:?]
[19:41:52] [Craft Scheduler Thread - 7/WARN]: java.lang.NullPointerException: Cannot invoke "java.lang.reflect.Field.setAccessible(boolean)" because the return value of "hu.montlikadani.tablist.packets.LegacyVersion.fieldByNameAndType(java.lang.Class, java.lang.Class, String[])" is null
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.packets.LegacyVersion.findBoardTeamByName(LegacyVersion.java:659)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.impl.ReflectionHandled.unregisterTeam(ReflectionHandled.java:49)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.impl.ReflectionHandled.registerTeam(ReflectionHandled.java:27)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.impl.ReflectionHandled.setTeam(ReflectionHandled.java:44)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.Groups.setPlayerTeam(Groups.java:198)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.Groups.sortPlayers(Groups.java:362)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.Groups.updatePlayers(Groups.java:315)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at hu.montlikadani.tablist.tablist.groups.Groups.lambda$startTask$1(Groups.java:299)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftTask.run(CraftTask.java:82)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at org.bukkit.craftbukkit.v1_17_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:54)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
[19:41:52] [Craft Scheduler Thread - 7/WARN]: at java.base/java.lang.Thread.run(Thread.java:833)

TabList configuration files

Default Configuration

Bug description

At no time have I moved absolutely anything from the configuration. It is precisely when I enter the plugin that it begins to fail and spam the error in the console.

Try the the newest build from Actions select the first one and find Artifacts.