Support Request: I can't break blocks on my server, because when i do my server crashes.

    here's the output log:




    [INFO] ModLoader Server 1.1 Initializing...
    [INFO] Mod Loaded: mod_IC2 v1.64
    [INFO] ModLoaderMP 1.1 Initialized
    [INFO] Starting minecraft server version 1.1
    [INFO] Loading properties
    [INFO] Starting Minecraft server on *:25565
    [INFO] Preparing level "world"
    [INFO] Default game type: 0
    [INFO] Preparing start region for level 0
    [INFO] Done (500701000ns)! For help, type "help" or "?"
    [INFO] ddriver360 [/5.34.248.131:59173] logged in with entity id 265 at (-27.962119779326574, 64.0, 26.945199582733803)
    [INFO] ddriver360 joined with mod_ModLoaderMp 1.0.0, mod_TooManyItems 1.1 2012-01-12a, mod_IC2 v1.64
    [SEVERE] Unexpected exception
    java.lang.NoSuchMethodError: ug.getBlockReachDistance()D
    at lf.a(NetServerHandler.java:298)
    at kf.a(SourceFile:43)
    at pd.b(SourceFile:271)
    at lf.a(NetServerHandler.java:47)
    at ew.a(SourceFile:108)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:446)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:346)
    at cz.run(SourceFile:465)