Pear Dark Plasma Style - indicators incorrect
From a kde developer, here are some common panel indicators: https://i.imgur.com/75hfN6Q.png
From top to bottom: Pinned Running (but not active) Running and minimized Running and active
See, if a program is running but not active, the second from top on the screenshot), it shows the same as if it is pinned (like the first from top on the screenshot). Breeze upstream doesn't have this issue.