Open 1.2.0: [1.3.1] Exception in server tick loop

[sc0tt]

Version:
1.2.0

What is the bug:
For some reason my server is just completely crashing, and I cannot decipher any information about why. It will remain up, and then it seems eventually I just see it crash like this. I can provide more logs if needed.

Mod & Version:


Paste.feed-the-beast.com log:
http://paste.feed-the-beast.com/view/efc6f849

Can it be repeated:


Known Fix:

 

[Kurama]

Try downgrade Mobius core.. http://forum.feed-the-beast.com/threads/1-2-0-chunk-unload-issue-in-1-3-0-1-3-1.72840/ There might be some answers