Jaipur, Dec 9: An MiG-21 fighter plane of the Indian Air Force made an emergency landing at the airport here on Friday, officials said, adding this affected normal operations for some time. Many flights were kept on hold for half an hour till the time the fighter plane was shifted from the runway to a hangar. According to information, the fighter plane met with electronic failure soon after it took off from its base, and the pilot contacted the ATC at the Jaipur airport to request an emergency landing. Though the MiG-21 landed safely, the runway got blocked and four flights of Air India and SpiceJet were delayed. Airport officials said the IAF engineers will check the technical fault in the fighter.