Betonquest: Error on /backpack

[HollishKid]

Hello,

I have this error on using /backpack:

org.bukkit.command.CommandException: Unhandled exception executing command 'backpack' in plugin BetonQuest v1.9-dev#194
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at org.bukkit.craftbukkit.v1_9_R2.CraftServer.dispatchCommand(CraftServer.java:646) ~[spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.PlayerConnection.handleCommand(PlayerConnection.java:1349) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.PlayerConnection.a(PlayerConnection.java:1184) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_72]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_72]
    at net.minecraft.server.v1_9_R2.SystemUtils.a(SourceFile:45) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.MinecraftServer.D(MinecraftServer.java:726) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.DedicatedServer.D(DedicatedServer.java:399) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.MinecraftServer.C(MinecraftServer.java:665) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at net.minecraft.server.v1_9_R2.MinecraftServer.run(MinecraftServer.java:564) [spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]
Caused by: java.lang.NullPointerException
    at pl.betoncraft.betonquest.utils.Utils.pagesFromString(Utils.java:184) ~[?:?]
    at pl.betoncraft.betonquest.Journal.getAsItem(Journal.java:344) ~[?:?]
    at pl.betoncraft.betonquest.Backpack$Page.<init>(Backpack.java:191) ~[?:?]
    at pl.betoncraft.betonquest.Backpack.<init>(Backpack.java:107) ~[?:?]
    at pl.betoncraft.betonquest.Backpack.<init>(Backpack.java:125) ~[?:?]
    at pl.betoncraft.betonquest.commands.BackpackCommand.onCommand(BackpackCommand.java:50) ~[?:?]
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.9.4.jar:git-Spigot-c6871e2-0cd0397]
    ... 15 more

Am I doing something wrong ?

Thanks !

[Co0sh]

Yes, you're not running the latest version :P

[HollishKid]

The greatest crime of them all ;)

Thanks !