Launcher/pack Version: Newest one
Operating System: winn 7 pro 64x
Version of Java: 7
Description of Problem: plays for a few minutes, then says 'loading chunks' then I get a grey screen continuously til it shuts down. This started two days ago but played fine up to then. zero new mods installed, etc.
Error Messages: n/a
Link to pastebin of log: http://pastebin.com/pH15NBbg