I enter in my world, but it closes immediately

[LuKeThunder]

Hi, I am having a problem.

 

When I enter in my world, after 1 minute it closes by itself and then pops up this log:

http://pastebin.com/rhGw64pL

 

OBS:When I open my world on MCEdit, he gets like this, what to do?

http://imgur.com/a/TioIj

[Animefan8888]

Hi, I am having a problem.

 

When I enter in my world, after 1 minute it closes by itself and then pops up this log:

http://pastebin.com/rhGw64pL

 

OBS:When I open my world on MCEdit, he gets like this, what to do?

http://imgur.com/a/TioIj

What is this line

BlockMysteriumPortal.java 230

[LuKeThunder]

I have the mod installed Nevermine, this block is a portal to a dimension of mod