there is also some persistent stuff in /var/lib/bluetooth/ma:ca:dd:re:ss , sometimes helps to stop bluetooth and delete that stuff as root, it gets recreated again
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.
there is also some persistent stuff in /var/lib/bluetooth/ma:ca:dd:re:ss , sometimes helps to stop bluetooth and delete that stuff as root, it gets recreated again