Missing Flight until I connect the drone

Summary of Issue:
Hello - I noticed that a flight of mine was missing, but when I connected the drone it suddenly reappeared. I flew the mission successfully and now the flight has disappeared again. Any ideas ?
Flight name : Syama Boxcut Flight.

Date Issue Began:
Havent flown in a while and only just noticed it.

Drone Model:
P4Pro

Mobile Device Model and OS version:
Ipad Pro - OS 11.0.1

DroneDeploy App Version:
2.67.0 - yes its way out of date but it works perfectly !