I have the latest version of MCPC. This is that modpack:
http://goo.gl/WqNbg1 (Unleashed, Ultimate, DW).
Here is new kind of CL:
---- Minecraft Crash Report ----
// Ouch. That hurt
Time: 4/18/14 7:59 AM
Description: Exception in server tick loop
java.lang.NullPointerException
at codechicken.wirelessredstone.core.RedstoneEtherServer.updateJammedNodes(RedstoneEtherServer.java:652)
at codechicken.wirelessredstone.core.RedstoneEtherServer.tick(RedstoneEtherServer.java:629)
at codechicken.wirelessredstone.core.WRCoreEventHandler.tickEnd(WRCoreEventHandler.java:121)
at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
at cpw.mods.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:282)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:892)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:330)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:777)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:659)
at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)