Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
i am wondering why u use MM 2.2.1. The actual release is 2.2.2 i think. Anyhow…
Try starting in development mode and take a look at errors:
npm start dev
or via ssh:
DISPLAY=:0 npm start dev