What other mods do you have installed. Also the Tomb isn't a cave it is one of the existing Korriban tombs re-used. There also can be no possible way for the game to start in the module for this mod unless you have hacked the executable. I repeat no possible way.
Working so, we will learn history as a tree knows it; we will climb into shapes printed in the seed; we will become time made visible, years made fragrant; we will make of concentric memory a stem of praise; we will inhabit daylight at a trees own speed; we will be travelers who remain, patriots to this ground.
OMG I only rank 62.13018% geek or a Extreme Geek as it is referred to on the geektest at Geektest