When opening this project:
https://easyeda.com/editor#id=|e7718541907543c5a1b21312ba615ac0|4aa2bd8772d14d31b430cb49d94da761
it seems to get stuck rebuilding the copper areas of the PCB:
If I cancel the Building Copper Area box and go to the PCB and then do Shift+B to Rebuild All Copper Areas then they rebuild OK..
when I open this link, the copper area rebuild works fine....