[01:14:05 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'test' in plugin TEST v1.0
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[patched_1.16.4.jar:git-Paper-282]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:159) ~[patched_1.16.4.jar:git-Paper-282]
        at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchCommand(CraftServer.java:802) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PlayerConnection.handleCommand(PlayerConnection.java:2008) ~[?:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PlayerConnection.c(PlayerConnection.java:1819) ~[?:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PlayerConnection.a(PlayerConnection.java:1772) ~[?:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PacketPlayInChat.a(PacketPlayInChat.java:47) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PacketPlayInChat.a(PacketPlayInChat.java:5) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.PlayerConnectionUtils.lambda$ensureMainThread$1(PlayerConnectionUtils.java:23) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.TickTask.run(SourceFile:18) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.executeTask(IAsyncTaskHandler.java:136) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.executeNext(IAsyncTaskHandler.java:109) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.MinecraftServer.bb(MinecraftServer.java:1136) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.MinecraftServer.executeNext(MinecraftServer.java:1129) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.IAsyncTaskHandler.awaitTasks(IAsyncTaskHandler.java:119) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.MinecraftServer.sleepForTick(MinecraftServer.java:1090) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:1004) ~[patched_1.16.4.jar:git-Paper-282]
        at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:177) ~[patched_1.16.4.jar:git-Paper-282]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_275]
Caused by: com.comphenix.protocol.reflect.FieldAccessException: No field with type int exists in class PacketPlayOutGameStateChange.
        at com.comphenix.protocol.reflect.StructureModifier.writeInternal(StructureModifier.java:365) ~[?:?]
        at com.comphenix.protocol.reflect.StructureModifier.write(StructureModifier.java:345) ~[?:?]
        at me.spekynek.test.commands.Test.onCommand(Test.java:37) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[patched_1.16.4.jar:git-Paper-282]
        ... 19 more