Crash when Generating New Chunks in a World.
(Note: This May Not be Mekanism's Fault, but it was Referenced in the Crash Report. This May be Caused by MrTJPCore / Realistic Terrain Generation)

Crash Report:
http://pastebin.com/4JsJKAY1

Issue in MrTJPCore's Issues: MrTJP/MrTJPCore#20
Issue in Realistic Terrain Generation's Issues: Team-RTG/Realistic-Terrain-Generation#1049