ISSUES NOT USING OUR TEMPLATE WILL NOT BE CONSIDERED AND WILL BE CLOSED!

Describe the crash
I suddenly crash when, so i try to close the game and enter the world again and its sill crash. I think it's either because of my cobblestone generater or the season changing from winter to spring.
Sorry for my grammar, i'm not a native english speaker.
To Reproduce
Steps to reproduce the behavior: I don't know.

Crash Log
https://paste.dimdev.org/ogibavehim.mccrash

Info (please complete the following information):

• Modpack Version: 2.76.2
• Server or Singleplayer: Singleplayer
• Version the world was created on: 2.76.2

Additional context

Here is the link for the screenshot : https://imgur.com/FSKIrr0

Duplicate of #54

I tried, it now it's said the cause is unknow.
https://paste.dimdev.org/hatudevene.mccrash