Quote from Neon_ColorsFTW22
1. Install codechicken core
2.install NEI and when i say install make sure you install EVERYTHING!!!
Okay, so apparently you only read the actual error code. Because if you had read any more, you would have seen the massive tag that says I did both of those. And I have installed EVERYTHING!!!. If I was having such a simple problem, I would have already fixed it,
Eh-heh. While I was about to write something more scathing, I figured out my problem. DARN YOU MACS WITH YOUR INABILITY TO MERGE FOLDERS!!!!