I’m on my phone sorry if this is messed up. I’m getting this error trying to use ext3 and cannot find an answer. I’m sure it’s something easy but…
Config is same as example given.
I don’t know how to post pictures so hope this helps

In dev window

Uncaught SyntaxError: unexpected token ? (Right side)

:8080/modules/MMM-calendarext3/MMM-calendarext3.js:54