Plugin Help BlockHider

Blockhider has no commands, it tells me the command is unknown, log:
Info about server:
BukkitForge 1.6.4 (2 mods)

Code:

[INFO] Bukkit version format changed. Version not checked.
2014-11-26 11:16:35 [INFO] git-Cauldron-MCPC-Plus1.6.4-1.965.21.174 (MC: 1.6.4)
2014-11-26 11:16:35 [INFO] 1.6.4-R2.1-SNAPSHOT
2014-11-26 11:16:35 [WARNING] [WirelessRedstone] The author of this plugin (licks92) has misconfigured their Auto Update system
2014-11-26 11:16:35 [WARNING] [WirelessRedstone] File versions should follow the format 'PluginName vVERSION'
2014-11-26 11:16:35 [WARNING] [WirelessRedstone] Please notify the author of this error.
2014-11-26 11:16:35 [INFO] Essentials: Using PermissionsEx based permissions.
2014-11-26 11:16:35 [INFO] [BlockHider] Enabling BlockHider v0.0.1
2014-11-26 11:16:35 [INFO] [BlockHider] WorldEdit found
2014-11-26 11:16:35 [INFO] [BlockHider] Loading LiquidRedstone
2014-11-26 11:16:35 [INFO] [BlockHider] Loading HideRails
2014-11-26 11:16:35 [SEVERE] Error occurred while enabling BlockHider v0.0.1 (Is it up to date?)
java.lang.NoClassDefFoundError: com/comphenix/protocol/events/PacketListener
    at nl.timdebrouwer.blockhider.BlockHider.onEnable(BlockHider.java:76)
    at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
    at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:467)
    at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:383)
    at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugin(CraftServer.java:279)
    at org.bukkit.craftbukkit.v1_6_R3.CraftServer.enablePlugins(CraftServer.java:261)
    at net.minecraft.server.MinecraftServer.func_71243_i(MinecraftServer.java:518)
    at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:482)
    at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:442)
    at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:225)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:637)
    at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)

Kind Regards
timtower