Settings' day/night cycle isn't working

[rokejulianlockhart]

Although kcm_nighttime states that it should change at 16:09:

^[1]

…and kcm_lookandfeel has been configured to switch to org.kde.breezedark:

^[1:1]

I’m still using org.kde.breeze at T18:04:45+00:00:

^[1:2]

Conducted Diagnosis

It doesn’t appear to be due to bugs.kde.org/show_bug.cgi?id=509885. ^[2]

Might it be due to bugs.kde.org/show_bug.cgi?id=511874#c5? If so, does anyone possess any ideas on how to recover this functionality?

My Environment

Operating System: Fedora Linux 43
KDE Plasma Version: 6.5.2
KDE Frameworks Version: 6.19.0
Qt Version: 6.10.0
Kernel Version: 6.17.7-300.fc43.x86_64 (64-bit)
Graphics Platform: Wayland
Graphics Processor 1: AMD Radeon RX 5700

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1. t/29945/5 ↩︎ ↩︎ ↩︎

2. bugs.kde.org/show_bug.cgi?id=509885#c20 ↩︎

[rokejulianlockhart]

@rokejulianlockhart

Might it be due to bugs.kde.org/show_bug.cgi?id=511874#c5?

It likely was, because:

@rokejulianlockhart

If so, does anyone possess any ideas on how to recover this functionality?

qdbus-qt6 org.kde.Shutdown /Shutdown org.kde.Shutdown.logout, then re-authentication via sddm-0.21.0-10.fc43, remediated it.