you have either broken a clip inside the door latch, with a door latch is no good, you will have to remove the panel and find out, and that may be fun considering you cannot open the door.
Jun 19, 2009 at 3:01 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.