Run button is not working

[itoqsky]

21:55:55.678 TypeError: window.codeworldEditor is undefined
compile https://code.world/js/codeworld.js:1149
jQuery 8
attachEventListeners https://code.world/js/codeworld.js:82
init https://code.world/js/codeworld.js:206
async* https://code.world/js/codeworld.js:55
lockdown-install.js:1:103865

browser: firefox
os: osx