One engineer saves her file as IGES. When she opens it up,
shecannot see the body but can see the components. The same
fileopened on another computer will show fine. They have
Solidworks2007 x 64 sp 3.1 Is there a setting somewhere that she
doesn't haveon maybe? They compared settings and think they have
identical.

Try using the SolidWorks Copy Settings Wizard. First Copy the existing settings and save, then transfer the desired settings from one computer to another. Then, you don't have to try and manually match each setting. See the .jpg.
Good luck.