NEW DELHI: An Apache helicopter of the Indian Air Force made an emergency landing in Ladakh and sustained damage due to undulating terrain and high altitude, the IAF said on Thursday.

The incident took place on Wednesday and both the pilots on board are safe, it said.

The IAF has ordered a Court of Inquiry into the incident.

"An IAF Apache helicopter carried out a precautionary landing during an operational training sortie in Ladakh on April 3. During the process of this landing, it sustained damage due to undulating terrain and high altitude," the IAF said in a brief statement.

"Both the pilots on board are safe and have been recovered to the nearest airbase. A Court of Inquiry has been ordered to ascertain the cause," it said.