23:53:05 [INFO] An unexpected exception occured during the execution of a script.
23:53:05 [SEVERE] java.lang.NullPointerException
23:53:05 [SEVERE]       at com.laytonsmith.core.Static.resolveDollarVar(Static.java:450)
23:53:05 [SEVERE]       at com.laytonsmith.core.Script.run(Script.java:168)
23:53:05 [SEVERE]       at com.laytonsmith.core.AliasCore.alias(AliasCore.java:106)
23:53:05 [SEVERE]       at com.laytonsmith.commandhelper.CommandHelperListener.runAlias(CommandHelperListener.java:97)
23:53:05 [SEVERE]       at com.laytonsmith.commandhelper.CommandHelperListener.onPlayerCommandPreprocess(CommandHelperListener.java:157)
23:53:05 [SEVERE]       at org.bukkit.plugin.java.JavaPluginLoader$5.execute(JavaPluginLoader.java:300)
23:53:05 [SEVERE]       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:57)
23:53:05 [SEVERE]       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:327)
23:53:05 [SEVERE]       at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:770)
23:53:05 [SEVERE]       at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:737)
23:53:05 [SEVERE]       at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:725)
23:53:05 [SEVERE]       at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:33)
23:53:05 [SEVERE]       at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
23:53:05 [SEVERE]       at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:100)
23:53:05 [SEVERE]       at net.minecraft.server.NetworkListenThread.a(SourceFile:108)
23:53:05 [SEVERE]       at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:536)
23:53:05 [SEVERE]       at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:434)
23:53:05 [SEVERE]       at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)