Не работает Worldguard на сервере майнкрафт пишет ошибку

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2

Когда я пишу любую команду связанную с World guard например /rg info То вылазиет эта ошибка! Worldguard: an unexpected error occurred! Please see the server console.помогите, подскажите как ее исправить. Вот что у меня пишет в консоли:
a:577) [1.jar: git-Spigot-dcd1643-e60fc34]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_221]
Caused by: java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()[Lor
g/bukkit/entity/Player;
at autosaveworld.listener.EventsListener.onPlayerQuit(EventsListener.jav
a:48) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_221]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_221]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_221]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_221]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:302) ~[1.jar: git-Spigot-dcd1643-e60fc34]
…12 more
[19:58:11 INFO]: 6574839201 left the game
>rg info
[19:58:43 WARN]: [WorldGuard] WorldGuard encountered an unexpected error
java.lang.NullPointerException: null
at com.sk89q.worldguard.bukkit.RegionContainer.getSaveFailures(RegionCon
tainer.java:254) ~[worldguard-bukkit-6.2.2-1.jar:?]
at com.sk89q.worldguard.bukkit.commands.region.RegionCommandsBase.warnAb
outSaveFailures(RegionCommandsBase.java:298) ~[worldguard-bukkit-6.2.2-1.jar:?]
at com.sk89q.worldguard.bukkit.commands.region.RegionCommands.info(Regio
nCommands.java:346) ~[worldguard-bukkit-6.2.2-1.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_221]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_221]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_221]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_221]
at com.sk89q.minecraft.util.commands.CommandsManager.invokeMethod(Comman
dsManager.java:528) ~[worldedit-bukkit-6.1.7.3.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.executeMethod(Comma
ndsManager.java:516) ~[worldedit-bukkit-6.1.7.3.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.executeMethod(Comma
ndsManager.java:471) ~[worldedit-bukkit-6.1.7.3.jar:?]
at com.sk89q.minecraft.util.commands.CommandsManager.execute(CommandsMan
ager.java:409) ~[worldedit-bukkit-6.1.7.3.jar:?]
at com.sk89q.worldguard.bukkit.WorldGuardPlugin.onCommand(WorldGuardPlug
in.java:285) [worldguard-bukkit-6.2.2-1.jar:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginComma
nd.java:54) [worldedit-bukkit-6.1.7.3.jar:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:14
1) [1.jar: git-Spigot-dcd1643-e60fc34]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServ
er.java:648) [1.jar: git-Spigot-dcd1643-e60fc34]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchServerCommand(Cra
ftServer.java:634) [1.jar: git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.DedicatedServer.aP(DedicatedServer.java
:444) [1.jar: git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:
407) [1.jar: git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:
679) [1.jar: git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.jav
a:577) [1.jar: git-Spigot-dcd1643-e60fc34]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_221]
[19:58:43 INFO]: WorldGuard: An unexpected error occurred! Please see the server
console.
>

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