Error while running launchMinecraft(): java.lang.NullPointerException

[silence ong]

http://pastebin.com/7qBU4Jt8
Hey Guys , I ws just opening Direwolf20 1.7.10 but it won't lunch , then i saw the console and there is this java null thing.Please help me.

 

[wolfsilver00]

try downgrading java to java 7 or java 8 rev 11... If that doesn't work then buy minecraft and stop using a cracked client