Can't get the gun to shoot in the mini-game inside the robot's head!!

[samndave]

My gun won't shoot!

[divit]

Edit: realised I got the wrong puzzle.

Edit 2: Discovered that if you use the rebol cheat to skip to the right level, plugging Josef into the big robot just makes it disappear, taking any control you had with it (using the windows version downloaded from the humble library).