I'm pretty sure it's Wingpanel - I've never seen anything like that on Unity in all these years.
Here's a more in-depth demo of the problem (tested on Redshift with native indicator; happens to sni-qt indicators as well).
I'm pretty sure it's Wingpanel - I've never seen anything like that on Unity in all these years.
Here's a more in-depth demo of the problem (tested on Redshift with native indicator; happens to sni-qt indicators as well).