Mac DireWolf Pack Crashing - World Leak

[set678]

Hey guys my game runs fine for a couple of minutes and then my FPS gets really low untill i suddenly crash and hit a black or dirt screen. I recovered this from my console:

 

[Math-Man]

Add this to additinonal java launch paramteres
Its under options tab of launcher under advanced options

-XX:PermSize=64M -XX:MaxPermSize=256M

Also you can read this if you want an explanation
http://forum.feed-the-beast.com/threads/crash-problem.15030/#post-172653