Attempting to update to 3.1.3 crashes my game

[Aci H]

So I tried to play Tekkit Classic,in build 3.1.3, I've seen many people doing it. But whenever I launch the game, it just crashes...  why?

Edited April 5, 2015 by Aci H

[Munaus]

post the log

logs can be found when clicking the Cog-Wheel button on the top right corner on the launcher window.
If you can't open the launcher the logs can also be found inside %appdata% -> Roaming -> .technic -> logs

Paste the content on pastebin.com or paste.ubuntu.com and give the link.