Bukkit

The spell names in /ms spell [spell] are case sensitive.

Trying to enter a spell name with the wrong capitalization results in this error:

23:14:42 [INFO] [MagicalSpells] Error 3001 s:moonblade
23:14:42 [SEVERE] null
org.bukkit.command.CommandException: Unhandled exception executing command 'ms' in plugin MagicalSpells v1.62
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:42)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:168)
        at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:492)
        at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:878)
        at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:825)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:807)
        at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:44)
        at net.minecraft.server.NetworkManager.b(NetworkManager.java:281)
        at net.minecraft.server.NetServerHandler.d(NetServerHandler.java:109)
        at net.minecraft.server.ServerConnection.b(SourceFile:35)
        at net.minecraft.server.DedicatedServerConnection.b(SourceFile:30)
        at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:583)
        at net.minecraft.server.DedicatedServer.q(DedicatedServer.java:212)
        at net.minecraft.server.MinecraftServer.p(MinecraftServer.java:476)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:408)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:539)
Caused by: java.lang.NullPointerException
        at Squish000.MagicalWands.WandDB.sendSpellDesc(WandDB.java:570)
        at Squish000.MagicalWands.WandDB.sendSpellDesc(WandDB.java:555)
        at Squish000.MagicalWands.CommandManager.onCommand(CommandManager.java:405)
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:40)
        ... 15 more

Are you using version 1.62? nvm, the error confirms it.