Title: World Id mismatches
Version: 0.5.1
OS: Windows 7 home premium
Java Version: 7 update 11 I think
Description of Problem:
ill open a world or create one and it'll pop up saying world Id mismatches and then crashes I've deleted and installed it multiple times I've got the bin folder from my friend and that made no difference please help !!!
Error Messages:
Error Log: