[HELP]Essentials build 174 NOT Working.

Essentials is NOT working!
OS:Windows 7 Home Premium
BUILD: 296 Bukkit
PLUGINS: BukkitToDate, Permissions, Essentials.
ERROR MESSAGES: 9-feb-2011 21:30:02 org.bukkit.craftbukkit.CraftServer loadPlugins
SEVERE: org.bukkit.Server.getWorlds()[Lorg/bukkit/World; (Is it up to date?)
java.lang.NoSuchMethodError: org.bukkit.Server.getWorlds()[Lorg/bukkit/World;
at com.bukkit.WMisiedjan.TestPlugin.TestPlugin.onEnable(TestPlugin.java:
55)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:135)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader
.java:410)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManage
r.java:175)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:74)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:55)
at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:169)
at net.minecraft.server.MinecraftServer.c(MinecraftServer.java:156)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:108)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:207)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:512)

 

It's a dev build, so don't expect it to work and definitely not with one of the latest CB builds. And it's better if you post it in the Essentials thread instead of here.