i cant start a world with out a crash same thing with mods add it is all whys off line

Put the summary of the bug you're having here

what i thouth would happen is it wood start fine after the mods were out
Describe what you thought should happen here

*What actually happened was it keeps crashing and it is always off line sens today
Describe what happened here

Steps to Reproduce:
1. start game
2.go in game start world same 1.7.10
3.crash