Even after emptying trash the color of trash icon in side panel remains red. Dolphin has to be restarted for side panel trash icon to change its color. Reproducible: Always Steps to Reproduce: 1. empty trash via right click menu 2. 3. Actual Results: Trash icon in side panel doesn't update its color/status on emptying it. Expected Results: When trash is cleared the icon should go from red to black.
Works for me. What's your version of Dolphin?
I am Fedora 25 running Dolphin 16.08.3 and 5.29 frameworks.
Are you using the breeze icon theme or another one?
It works for me on Arch with latest versions.
See also https://phabricator.kde.org/D10804 *** This bug has been marked as a duplicate of bug 252483 ***