java.lang.NullPointerException
        at com.earth2me.essentials.User.<init>(User.java:41)
        at com.earth2me.essentials.User.get(User.java:72)
        at com.earth2me.essentials.help.EssentialsHelpWorker.onCommand(EssentialsHelpWorker.java:18)
        at com.earth2me.essentials.help.EssentialsHelp.onCommand(EssentialsHelp.java:51)
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:19)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:77)
        at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:171)
        at net.minecraft.server.NetServerHandler.c(NetServerHandler.java:634)
        at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:600)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:592)
        at net.minecraft.server.Packet3Chat.a(SourceFile:24)
        at net.minecraft.server.NetworkManager.a(SourceFile:232)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:77)
        at net.minecraft.server.NetworkListenThread.a(SourceFile:104)
        at net.minecraft.server.MinecraftServer.h(MinecraftServer.java:317)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:232)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:512)