i stepped out to help somebody reverse car in rain in parking lot as he coundnt see back, my car engine running parkand hazard lights on i accidented touched door lock on way out, when i came to park my car after getting other car out, i noticed i am locked out.:).
normally car donest lock itself if key inside ignition,, just my bad luck, called home asked dad to send other remote, meanwhile car wasted some petrol idling