Problem exception ticking world

[MRHeavyMetal_SIR]

the server is ftb ultimate and it seems to crash everyday i have no idea why its crashing here are the logs for the past 3 days
11th of the 4th http://pastebin.com/tWrVcTcS
the 12th http://pastebin.com/HfYY4z5T
the 13th http://pastebin.com/UhZCHLUm

 

[UnionCraft]

Thats a crash caused by MCPC+ and Xycraft.

We had the same issue and had to remove Xycraft.

 

[MRHeavyMetal_SIR]

oh thanks for telling me hopefully it will be fixed in the next update