Modpacks not launching instant crash

[cloudz420]

ttp://pastebin.com/drcvhyZG
heres the logs ive been having this problem for a week before I reset my pc I was able to run these modpacks . Realm Of mianite. but now I cant run any like SAO craft and
others. Ive tried reinstalling changing ram changing java types but nothing has worked my java is on 64 bit and currently on 7 .51 re and jdk. any sugestions? attack of b team works just fine.

Edited April 14, 2015 by cloudz420

[Munaus]

does the Technic modpacks ( Tekkit, Hexxit) run? you mentioned attack of B-team but not the others

[cloudz420]

yes Tekkit and hexxit works

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[Munaus]

Since the Technic packs work the issue lies on the custom modpacks themselves and not the launcher.

Contact the creators behind those packs for help