Brief explanation of issue: getting a crash report. I had it running. Added additional mods, game crashed with the following error. Tried removing those mods, added different mods. some worked, some added caused crash.

Steps to reproduce:

• Step 1: add random mods and it crashes --- could get it to do it repeatedly with any 1 of the following

1. biomes o plenty 1.11.2-6.0.1.2145-universal
2. colors-1.11-1.0.0
3. grim pack-1.11.2-4.0.0.0-beta
4. pam's harvestCraft 1.11.2b

Link to crash report/log in a gist:
have 3 different ones with different mods. - have more if you want them :)
crash-2017-02-04_02.42.00-client.txt
crash-2017-02-04_02.52.15-client.txt
crash-2017-02-04_03.39.13-client.txt

YeOldeTanks version: 1.11-1.9.1

Minecraft version: 1.11.2 (forge 1.11.2-13.20.0.2226)

edit: crashes in forge loader at the 6/7 step.

Fixed in YeOldeTanks 1.9.2.