Downgrading from the build of 2014-04-02 to the 2014-03-31 build solved the problem.
@kpe started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Downgrading from the build of 2014-04-02 to the 2014-03-31 build solved the problem.