I have tried so many things and so many times...
Spout craft does download but not run...
and vanilla + Bukkit runs perfect, however Tekkit server fails at minecraft forge
I have spent the whole day trying to sort it out :-/
Launcher 1.0.2.0
tekkit 3.1.2
OSX 10.8.2
java version "1.7.0_09"
Java SE Runtime Environment (build 1.7.0_09-b05)
Java HotSpot 64-Bit Server VM (build 23.5-b02, mixed mode)