Catanic

As alot of members have complained about this problem is that there is a bug that wont let users successfuly launch modpacks. Here is pastebin of my log http://pastebin.com/eUXQrRbD

Hey everybody! I came here to find solution to one problem im having since the update. Every time i try to launch minecraft on technic launcher or any modpack the launcher closes and then opens. minecraft didnt even appear on my screen. Please help