User:Erroct/Minecraft Error

Does anyone know how to fix the problem where your world gets stuck on building terrain? This only happens on one of my worlds and when I load others, they work fine. I have deleted  my .jar and uninstalled and reinstalled java. Anyone know how to fix this?

My extended error log: http://pastebin.com/uSW4QxvF

My Mojang error log: http://pastebin.com/VZ00HkNj

Erroct 17:34, 10 February 2013 (UTC)Erroct