problem with Penumbra Overture

[Edward92]

Help I can not connect the electrical cord to the panel of the excavator the first time if I could but then connect the other end to the transformer but remove the panel end connect it the other way around and now I can not connect the end of the panel! ! : (

[Googolplex]

Is your game updated to v1.1?
Try loading a previous savegame where you doesn't enter this room before.