At the same time, Clark noted that Boeing currently has “the last chance” to correct the errors.

It will be the first time the airline will send its engineers to oversee the aircraft maker's production lines, he said.

“The fact that we have to do this is a testament to what happened. In the past, this would not have been sanctioned,” the Emirates chief said.

Previously, the US Civil Aviation Administration limited production of the Boeing 737 MAX.

The WSJ also stated that a Boeing plane with a torn door could have taken off without the bolts.