The trains crashed into the same direction at the Kalandi Kunj station on the Janakpuri-Botanical Garden line.
According to the India Times, no casualty was recorded as they were no passenger aboard at the time of the incident.
Report says the accident occurred on Friday, November 4, 2016 as the driverless trains navigated the railway tracks.
Despite the development, it is expected that the newly invented trains will launch in the middle of the year 2017.