that's because you didn't do anything when you re-run it, all the code was already there, so the script just quit. If you are Jailbreak with no issue you don;t need to bother with these updates. Limera1n is like a screwdriver that you use to screw something in, if you got your screw in, you don't need a new screwdriver... however if you were unable to screw it in, them try using the newer screwdrivers