[13:57:08 INFO]: TheOnlyRealTGS issued server command: /savezone loadout:default

[13:57:12 INFO]: [War] TheOnlyRealTGS is saving version 10 of warzone IslandWarf
are
[13:57:17 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'save
zone' in plugin War v1.9-SNAPSHOT
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spi
got.jar:git-Spigot-1416]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:18
0) ~[spigot.jar:git-Spigot-1416]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.dispatchCommand(CraftServe
r.java:717) ~[spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.PlayerConnection.handleCommand(PlayerCon
nection.java:985) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.PlayerConnection.a(PlayerConnection.java
:830) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.PacketPlayInChat.a(PacketPlayInChat.java
:28) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.PacketPlayInChat.handle(PacketPlayInChat
.java:65) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.NetworkManager.a(NetworkManager.java:167
) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.ServerConnection.c(ServerConnection.java
:77) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:7
13) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:2
83) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:5
76) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java
:482) [spigot.jar:git-Spigot-1416]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:6
28) [spigot.jar:git-Spigot-1416]
Caused by: java.lang.NullPointerException
        at org.bukkit.craftbukkit.v1_7_R3.block.CraftSkull.getOwner(CraftSkull.j
ava:149) ~[spigot.jar:git-Spigot-1416]
        at com.tommytony.war.mapper.ZoneVolumeMapper.save(ZoneVolumeMapper.java:
372) ~[?:?]
        at com.tommytony.war.volume.ZoneVolume.saveBlocks(ZoneVolume.java:39) ~[
?:?]
        at com.tommytony.war.Warzone.saveState(Warzone.java:270) ~[?:?]
        at com.tommytony.war.command.SaveZoneCommand.handle(SaveZoneCommand.java
:112) ~[?:?]
        at com.tommytony.war.command.WarCommandHandler.handle(WarCommandHandler.
java:133) ~[?:?]
        at com.tommytony.war.War.onCommand(War.java:369) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spi
got.jar:git-Spigot-1416]
        ... 13 more