Boeing 777-31HER A6-EGC arrived into Johannesburg early this morning as EK767 from Dubai (depart Dubai 17th June), however following theBoeing 777-300ER technical issue at Luanda yesterday, the return EK768 was cancelled and the aircraft instead positioned Johannesburg – Luanda as EK7762 in to operate yesterdays delayed EK794 Luanda – Dubai as EK8794.