Hello, if you can't add your car to the Motorist app, let's check if you enter correct information such as license plate number, national ID number, car type or registered province, etc. . error Please double check that the vehicle owner information is entered correctly. Because sometimes it may be a company car or others. Please note that you cannot add a rental car. You can't add any vehicles or vehicles that are not in your name to the Motorist app unless you have the information or consent from the owner of the vehicle. But still can't add a car, you can contact Mel via chat directly.