Помогите Помогите понять и исправить ошибку плагина LibsDisguse

Вот сама ошибка

Спойлер

00:43:25 INFO]: java.lang.NullPointerException
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[00:43:25 INFO]: at me.libraryaddict.disguise.disguisetypes.Disguise.createDisguise(Disguise.java:91)
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[00:43:25 INFO]: at me.libraryaddict.disguise.disguisetypes.MobDisguise.<init>(MobDisguise.java:28)
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[00:43:25 INFO]: at me.libraryaddict.disguise.commands.BaseDisguiseCommand.parseDisguise(BaseDisguiseCommand.java:400)
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[00:43:25 INFO]: at me.libraryaddict.disguise.commands.DisguiseCommand.onCommand(DisguiseCommand.java:27)
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[00:43:25 INFO]: at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
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[00:43:25 INFO]: at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
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[00:43:25 INFO]: at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13)
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[00:43:25 INFO]: at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
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[00:43:25 INFO]: at java.util.concurrent.FutureTask.run(FutureTask.java:262)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557)
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[00:43:25 INFO]: at java.lang.Thread.run(Thread.java:745)
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[00:43:25 INFO]: java.lang.NullPointerException
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[00:43:25 INFO]: at me.libraryaddict.disguise.commands.BaseDisguiseCommand.parseDisguise(BaseDisguiseCommand.java:498)
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[00:43:25 INFO]: at me.libraryaddict.disguise.commands.DisguiseCommand.onCommand(DisguiseCommand.java:27)
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[00:43:25 INFO]: at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
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[00:43:25 INFO]: at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
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[00:43:25 INFO]: at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13)
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[00:43:25 INFO]: at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
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[00:43:25 INFO]: at java.util.concurrent.FutureTask.run(FutureTask.java:262)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654)
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[00:43:25 INFO]: at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557)
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[00:43:25 INFO]: at java.lang.Thread.run(Thread.java:745)
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