04:31:43 [INFO] [TheWalls] Enabling TheWalls v1.7
04:31:43 [INFO] FAILED.
04:31:43 [INFO] That world folder does not exist. These look like worlds to me:
04:31:43 [INFO]
04:31:43 [SEVERE] Error occurred while enabling TheWalls v1.7 (Is it up to date?)
java.lang.NullPointerException
	at org.bukkit.Location.getBlock(Location.java:82)
	at me.NerdsWBNerds.TheWalls.TheWalls.toGame(TheWalls.java:732)
	at me.NerdsWBNerds.TheWalls.TheWalls.load(TheWalls.java:338)
	at me.NerdsWBNerds.TheWalls.TheWalls.onEnable(TheWalls.java:109)
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:215)
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337)
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
	at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:256)
	at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:238)
	at net.minecraft.server.MinecraftServer.t(MinecraftServer.java:381)
	at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:368)
	at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:197)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:432)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)