Well, I should mention that the url I was at when I got the pop-up this time was:
https://bugs.launchpad.net/ubuntu/xenial/+bugs?orderby=-heat&start=0
IOW I had clicked on "xenial" in the "Series-targeted bugs" list of links.
Well, I should mention that the url I was at when I got the pop-up this time was:
https:/ /bugs.launchpad .net/ubuntu/ xenial/ +bugs?orderby= -heat&start= 0
IOW I had clicked on "xenial" in the "Series-targeted bugs" list of links.