Looks like some issue that is sending empty comments when using next steps:
Steps to reproduce:
confirmed.
As a workaround, use Enter instead of Tab. It’s weirder, but works. I think I started doing this at some point by default.
Thanks for reporting this! We believe that the fix for this should have been pushed out yesterday; you might need to refresh your browser, but if you do so, can you still reproduce this?
Fixed now. Thanks