Adafruit Motor Shield with Leonardo

Sorry I am new to Arduino, i am using an Adafruit Arduino motor shield with Leonardo, use a library called “AFMotor” but which I do not compile and appearing a message that says: bookstore not supported." I need help as we tried to of all as having multiple versions of software of Arduino and i can’t compile any example of this same library!

Please don’t cross-post (you attached a post like this to a discussion in spanish of 1 year old - removed) and explain the problem