Crossed wires caused parachute problem during OSIRIS-REx asteroid sample delivery, NASA says 

 Crossed wires likely prevented OSIRIS-REx's return capsule from deploying its drogue parachute during its descent through Earth's atmosphere on Sept. 24, NASA officials say. 

https://cdn.mos.cms.futurecdn.net/GWRCjSQQfmZNZgHEwy6b9d.jpg

https://www.space.com/crossed-wires-osiris-rex-asteroid-mission-parachute-problem