slots occupied?

[okkeh96]

Title: slots occupied?

Version: 3.1.2

OS: Windows 7 64-bit

Java Version: Java 7

Description of Problem:

Can't run the server

Error Messages:

[18-08-2012 10:55] 04:29:27 [iNFO] NetherOres: loaded Macerator Recipes

04:29:27 [iNFO] Loading properties

04:29:27 [iNFO] Starting Minecraft server on *:25565

04:29:28 [iNFO] Loaded codechicken.wirelessredstone.core.CommandFreq

04:29:28 [iNFO] CONFLICT @ -15 item slot already occupied by net.minecraft.server.ItemBlock@1246f8d0 while adding codechicken.enderstorage.ItemEnderChest@7179290f

04:29:28 [iNFO] CONFLICT @ -204 item slot already occupied by net.minecraft.server.ItemWithAuxData@64f11b6 while adding net.minecraft.server.ItemMobSpawner@3113c6f6

04:29:28 [iNFO] [iC2] Config loaded from /home/henrikmaa/tekkit/./config/IC2.cfg

04:29:28 [sEVERE] java.lang.IllegalArgumentException: Slot 241 is already occupied by codechicken.enderstorage.BlockEnderChest@61c71719 when adding

Error Log: