Changed oil and filter, started car, automatic, won't go into gear. on 1994 Ford Escort

The steering wheel will turn with the car started. YOu can push the button in on the gear shifter but it wont move. It is an automtic tranny. Was working just fine before the oil change. Any suggestions?

Asked by for the 1994 Ford Escort
Yes replace your room fuse 15 when ,that fuse is out it won't go in gear ,I found that out by exp.that fuse is located where all your fuses inside the car are at