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[17:08:09 INFO]: vladimir1114 issued server command: /battlepass
[17:08:09 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'battlepass' in plugin BattlePass v2.2.8
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[craftbukkit.jar:git-Bukkit-bc03b6f]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) ~[craftbukkit.jar:git-Bukkit-bc03b6f]
        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchCommand(CraftServer.java:625) ~[craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.PlayerConnection.handleCommand(PlayerConnection.java:1058) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.PlayerConnection.a(PlayerConnection.java:919) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(SourceFile:37) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.PacketPlayInChat.a(SourceFile:9) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.PacketHandleTask.run(SourceFile:13) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_221]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_221]
        at net.minecraft.server.v1_8_R1.MinecraftServer.z(MinecraftServer.java:643) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:284) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:598) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:506) [craftbukkit.jar:git-Bukkit-bc03b6f]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_221]
Caused by: java.lang.NoSuchMethodError: org.bukkit.inventory.meta.ItemMeta.getItemFlags()Ljava/util/Set;
        at pw.javadebug.battlepass.service.menu.ItemEntry.<init>(ItemEntry.java:53) ~[?:?]
        at pw.javadebug.battlepass.service.menu.ItemData.<init>(ItemData.java:23) ~[?:?]
        at pw.javadebug.battlepass.menus.menus.MainMenu.menuItems(MainMenu.java:37) ~[?:?]
        at pw.javadebug.battlepass.service.menu.types.AbstractMenu.init(AbstractMenu.java:130) ~[?:?]
        at pw.javadebug.battlepass.menus.menus.MainMenu.<init>(MainMenu.java:28) ~[?:?]
        at pw.javadebug.battlepass.menus.menus.MainMenu$$FastClassByGuice$$d4de2b2d.newInstance(<generated>) ~[?:?]
        at com.google.inject.internal.cglib.reflect.$FastConstructor.newInstance(FastConstructor.java:40) ~[?:?]
        at com.google.inject.internal.DefaultConstructionProxyFactory$1.newInstance(DefaultConstructionProxyFactory.java:61) ~[?:?]
        at com.google.inject.internal.ConstructorInjector.provision(ConstructorInjector.java:105) ~[?:?]
        at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:85) ~[?:?]
        at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:267) ~[?:?]
        at com.google.inject.internal.InjectorImpl$2$1.call(InjectorImpl.java:1016) ~[?:?]
        at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1092) ~[?:?]
        at com.google.inject.internal.InjectorImpl$2.get(InjectorImpl.java:1012) ~[?:?]
        at com.google.inject.assistedinject.FactoryProvider2.invoke(FactoryProvider2.java:770) ~[?:?]
        at com.sun.proxy.$Proxy47.newMainMenu(Unknown Source) ~[?:?]
        at pw.javadebug.battlepass.command.BattlePassCommand.lambda$null$1(BattlePassCommand.java:57) ~[?:?]
        at pw.javadebug.battlepass.command.BattlePassCommand.lambda$new$0(BattlePassCommand.java:49) ~[?:?]
        at pw.javadebug.battlepass.command.BattlePassCommand.lambda$getMainArgumentAction$2(BattlePassCommand.java:57) ~[?:?]
        at pw.javadebug.battlepass.service.commands.AbstractCommand.execute(AbstractCommand.java:50) ~[?:?]
        at pw.javadebug.battlepass.service.commands.CommandBase.onCommand(CommandBase.java:57) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[craftbukkit.jar:git-Bukkit-bc03b6f]
        ... 14 more