Board Thread:Questions and Answers/@comment-5584420-20130109033609/@comment-184.79.102.14-20141225031110

Renaming the file worked for me as well. Seems like we have our fix. For those of you on mac with the standard install, the file to rename is at /Users/(yourUsername)/Library/Application Support/technic/modpacks/tekkitlite/bin/natives

Catch you on the flip side!