Direwolf20 1.6.4 Won't Download

[Agent_Gazey]

The Direwolf20 1.6.4 pack will partially download and then it will just stop
here is a paste bin of the console log:-
http://pastebin.com/nHSVWqUs
Please help

 

[UniZero]

You have the both 32bit and 64bit java installed. Remove both and update to the latest x64 one from here.

You may just have to wait till it downloads.

 

[Agent_Gazey]

I just waited and it worked but now when i load a world it stays on for a few seconds and just crashs i cant provide a paste bin at this moment but i will provide one as soon as i can.

 

[UniZero]

Modpack folder --> Minecraft --> Crash Reports

The above folder is where you can obtain a crash report from. Pastebin it then link it here.

 

[Agent_Gazey]

http://pastebin.com/suEuQfWR
oh and I also tried to install optifine I think that might be the problem if it is can you tell me how to fix it.