Mob Arena Problem

23:02:04 [SEVERE] Error occurred while enabling MobArena v0.94.4.68 (Is it up to
 date?)
java.lang.NullPointerException
        at com.garbagemule.MobArena.util.ItemParser.addEnchantment(ItemParser.ja
va:221)
        at com.garbagemule.MobArena.util.ItemParser.addEnchantments(ItemParser.j
ava:203)
        at com.garbagemule.MobArena.util.ItemParser.parseItem(ItemParser.java:13
0)
        at com.garbagemule.MobArena.util.ItemParser.parseItems(ItemParser.java:9
8)
        at com.garbagemule.MobArena.ArenaMasterImpl.loadClass(ArenaMasterImpl.ja
va:319)
        at com.garbagemule.MobArena.ArenaMasterImpl.loadClasses(ArenaMasterImpl.
java:286)
        at com.garbagemule.MobArena.ArenaMasterImpl.initialize(ArenaMasterImpl.j
ava:242)
        at com.garbagemule.MobArena.MobArena.onEnable(MobArena.java:81)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:215)
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader
.java:336)
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManage
r.java:381)
        at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:256)
        at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:238
)
        at net.minecraft.server.MinecraftServer.t(MinecraftServer.java:372)
        at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:359)
        at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:188)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:423)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)