I was wondering if I could have any help with this as well. My modpack seems to crash when loading a new world or an old world that used to load, and this seems to happen to others too. If anybody could help with this, I'd be very grateful.
Custom modpack: http://technicpack.net/modpack/legend-of-cube-zelda.575040
Most recent crash report: https://copy.com/A7DT2fqgNev1VMPp