hs_err_pid5256.zip

please post your crash report using either pastebin, gist or any service like that. If you dont know how you can follow the guide here - http://mym.li/crash

You will need to remove the modular systems auto crafting station with mcedit.

When i join my singleplayer world it crashes and says Server Closed
How do i fix this ?
i worked hard on this world and i don't want to lose it

Well after a month he figured out or gave up, closing.