R6 Hit today. The dev version of TC is now broken. With an updated Craftbukkit.JAR file, my entire server will not load with Terrain Control installed.

Here's the error log regarding TerrainControl:

2012-03-01 21:51:10 [INFO] [TerrainControl] Enabling TerrainControl v2.0.6
2012-03-01 21:51:10 [INFO] TerrainControl v2.0.6 is now enabled
2012-03-01 21:51:10 [INFO] Preparing level "world"
2012-03-01 21:51:10 [INFO] Default game type: 0
2012-03-01 21:51:10 [SEVERE] java.lang.NoSuchFieldError: a
2012-03-01 21:51:10 [SEVERE] at com.Khorn.TerrainControl.Bukkit.BukkitWorld.(BukkitWorld.java:57)
2012-03-01 21:51:10 [SEVERE] at com.Khorn.TerrainControl.Bukkit.TCPlugin.getDefaultWorldGenerator(TCPlugin.java:88)
2012-03-01 21:51:10 [SEVERE] at org.bukkit.craftbukkit.CraftServer.getGenerator(CraftServer.java:916)
2012-03-01 21:51:10 [SEVERE] at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:246)
2012-03-01 21:51:10 [SEVERE] at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:174)
2012-03-01 21:51:10 [SEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:407)
2012-03-01 21:51:10 [SEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
2012-03-01 21:51:11 [SEVERE] Unexpected exception
java.lang.NoSuchFieldError: a
at com.Khorn.TerrainControl.Bukkit.BukkitWorld.(BukkitWorld.java:57)
at com.Khorn.TerrainControl.Bukkit.TCPlugin.getDefaultWorldGenerator(TCPlugin.java:88)
at org.bukkit.craftbukkit.CraftServer.getGenerator(CraftServer.java:916)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:246)
at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:174)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:407)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)