On the seantheflexguy.com, Sean Moore has made a list of five nice Flex/AIR books in 2008. In fact there are not so many Flex/AIR books in market then these books are worth to read. If you have interesting and enough time, you may also try to write one. Maybe there is one of your book in the 2009’s list. The following is the five books, you could buy them in amazon.
Sometime when run the AIR program, it will show some cryptic error codes. Maybe you are not familiar with them and don’t the detail meaning for each. Now the following list of Adobe AIR Error Code will help you. It has detail description of different error types from 1000 to 3316.