probleme de crash Forge 1.7.10

[ssb_sonred]

The game crashed whilst there was a severe problem during mod loading that has caused the game to fail
The game crashed whilst there was a severe problem during mod loading that has caused the game to fail
Error: cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: codechicken/multipart/TMultiPart


voici mes mods ( tout en 1.7.10 ) :

ArmorStatuesHUD
Bibliocraft
Chisel
CodeChickenCore
CustomNPC's
Elevator-mod
Ironchest
JsonSimple-1.1.1
JustEnoughtItems
Optifine
PalaModSolo
Portal+blocks
RandomThings
RTG
SecretRooms
StatusEffectHUD
StorageDrawers
Worldedit
1.7.10 avec : BskrsCore-Universal-6.15 et CodeChickenLib

j'espere que vous pourrez m'aidez , dans le pire des cas je peut envoyer les crash reports ect ...