[WorldGuard] Произошла непредвиденная ошибка WorldGuard
java.lang.NoSuchMethodError: com.google.common.base.Preconditions.checkState(ZLjava/lang/String;Ljava/lang/Object

V
at com.sk89q.worldguard.internal.guava.util.concurrent.Futures.getDone(Futures.java:1170) ~[WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.Futures$4.run(Futures.java:1121) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:435) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:900) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:634) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.AbstractFuture$TrustedFuture.addListener(AbstractFuture.java:98) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.Futures.addCallback(Futures.java:1135) [WorldGuard.jar:?]
at com.sk89q.worldguard.internal.guava.util.concurrent.Futures.addCallback(Futures.java:1073) [WorldGuard.jar:?]
at com.sk89q.worldguard.bukkit.commands.region.RegionCommands.info(RegionCommands.java:393) [WorldGuard.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_131]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_131]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_131]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_131]
at com.sk89q.minecraft.util.commands.CommandsManager.invokeMethod(CommandsManager.java:528) [WorldEdit.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.executeMethod(CommandsManager.java:516) [WorldEdit.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.executeMethod(CommandsManager.java:471) [WorldEdit.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.execute(CommandsManager.java:409) [WorldEdit.jar:?]
at com.sk89q.worldguard.bukkit.WorldGuardPlugin.onCommand(WorldGuardPlugin.java:295) [WorldGuard.jar:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginCommand.java:54) [WorldEdit.jar:?]
at wgextender.features.claimcommand.WGRegionCommandWrapper.execute(WGRegionCommandWrapper.java:88) [WGExtender.jar:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.CraftServer.dispatchCommand(CraftServer.java:650) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.PlayerConnection.handleCommand(PlayerConnection.java:1354) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1189) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_131]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_131]
at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:747) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:678) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:576) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_131]
[13:00:15] [Craft Scheduler Thread - 6/WARN]: [BattleTracker] Plugin BattleTracker v2.5.8.8 generated an exception while executing task 24
java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()[Lorg/bukkit/entity/Player;
at mc.battleplugins.api.BattlePluginsAPI.addServerInfo(BattlePluginsAPI.java:167) ~[?:?]
at mc.battleplugins.api.BattlePluginsAPI.sendStatistics(BattlePluginsAPI.java:124) ~[?:?]
at mc.battleplugins.api.BattlePluginsAPI$1.run(BattlePluginsAPI.java:358) ~[?:?]
at org.bukkit.craftbukkit.v1_11_R1.scheduler.CraftTask.run(CraftTask.java:71) ~[Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at org.bukkit.craftbukkit.v1_11_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52) [Spigot.jar:git-Spigot-3fb9445-6e3cec8]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_131]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_131]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_131]