unally

[17:15:10 INFO]: Getblock issued server command: /e unally boots
[17:15:10 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'e' in plugin ApeironKingdoms v1.2.0 (build 62)
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[patched_1.13.2.jar:git-Paper-402]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:151) ~[patched_1.13.2.jar:git-Paper-402]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:729) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1757) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1561) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:5) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:12) ~[patched_1.13.2.jar:git-Paper-402]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_191]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_191]
        at net.minecraft.server.v1_13_R2.SystemUtils.a(SystemUtils.java:109) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:1016) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:439) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:943) ~[patched_1.13.2.jar:git-Paper-402]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:841) ~[patched_1.13.2.jar:git-Paper-402]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
Caused by: java.lang.NullPointerException
        at me.crz.minecraft.kingdoms.empire.Empire.removeAlly(Empire.java:154) ~[?:?]
        at me.crz.minecraft.kingdoms.command.common.AllyCommand.removeAlly(AllyCommand.java:78) ~[?:?]
        at me.crz.minecraft.kingdoms.command.empire.EmpireUnAllyCommand.run(EmpireUnAllyCommand.java:15) ~[?:?]
        at me.crz.minecraft.kingdoms.command.ResidentSubCommand.run(ResidentSubCommand.java:18) ~[?:?]
        at me.crz.minecraft.kingdoms.command.PlayerSubCommand.run(PlayerSubCommand.java:17) ~[?:?]
        at me.crz.minecraft.kingdoms.command.SubCommand.execute(SubCommand.java:67) ~[?:?]
        at me.crz.minecraft.kingdoms.command.SubCommand.execute(SubCommand.java:61) ~[?:?]
        at me.crz.minecraft.kingdoms.command.CommandManager.onCommand(CommandManager.java:115) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[patched_1.13.2.jar:git-Paper-402]
        ... 15 more