Boeing is battling to complete work on parts of the plane which are at its plant in Everett, Washington. It has also had problems with flight software.
Well, they WOULd go with Microsoft Vsta, wouldn't they?
A shortage of permanent bolts, or fasteners, made by Alcoa is also contributing to the delay, the company said.
Splitpins, bailing wire, chewing gum and duct tape are being qualified for aircraft use as we speak.
The announcement means that Boeing's test flight schedule will be shortened to about six months.
The remainder of the flight tests will be carried out in airline service, with passengers on board.
The FAA has already been bribed accordingly.
Boeing says the 787 is much more fuel efficient than its competitors and produces 20% less carbon dioxide.
Instead, it will convert it into nitrous oxide (also known as laughing gas).