SUMMARY *** NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols. See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports *** After clicking on the hamburger menu in right hand corner of LibreOffice for the first time, a blue horizontal line appears which does not disappear. Seems like a bug? STEPS TO REPRODUCE 1. Open LibreOffice 2. Click on hamburger menu in right hand corner 3. Click back to document OBSERVED RESULT permanent blue line EXPECTED RESULT no blue line? SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
Created attachment 144641 [details] screenshot
Can reproduce the issue. Seems like this is a case of LibreOffice using a widget inappropriately. Can you report it to them at https://bugs.documentfoundation.org? Thanks!
Looks like the focus underline. I have seen something similar in Akonadi agent configuration which paints a push button manually and so doesn't know to not use the underline focus.
*and so Breeze doesn't know