Please can you try and narrow it down a bit to see what makes it not work for you, @Johan_O?
Also, if you connect with the Web IDE and just try setting alarms and loading the main clock face, you might see if it reports some error that would be helpful in tracking it down?
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.
Please can you try and narrow it down a bit to see what makes it not work for you, @Johan_O?
Also, if you connect with the Web IDE and just try setting alarms and loading the main clock face, you might see if it reports some error that would be helpful in tracking it down?