The alarm does not sound, it only shows the notification, doing a little research I discovered that the USE gstreamer is missing from the dev-qt/qtmultimedia package, this corrects the problem.
Maybe you could show the result of your research?
(In reply to Andreas Sturmlechner from comment #1) > Maybe you could show the result of your research? I have run kclockd in terminal, I get the following: Alarm no sound, timer works fine dev-qt/qtmultimedia-5.15.12 -gstreamer Starting kclockd 23.08.4 Requesting portal to run in the background and autostart... Registered on DBus: true PowerDevil found, using it for time tracking. Could not get reply from org.freedesktop.portal.Background: "No existe la interfaz «org.freedesktop.portal.Background» en el objeto en la ruta /org/freedesktop/portal/desktop" Scheduled alarm wakeup at "lun feb. 5 18:40:00 2024" . Received wakeup callback. Ringing alarm "Prueba" and sending notification... Alarm sound: QUrl("file:///home/carlos/Música/Varios/01 Pista 1.ogg") defaultServiceProvider::requestService(): no service found for - "org.qt-project.qt.mediaplayer" <-------------------- HERE Alarm "Prueba" dismissed It works well: dev-qt/qtmultimedia-5.15.12 gstreamer Starting kclockd 23.08.4 Requesting portal to run in the background and autostart... Registered on DBus: true PowerDevil found, using it for time tracking. Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Could not get reply from org.freedesktop.portal.Background: "No existe la interfaz «org.freedesktop.portal.Background» en el objeto en la ruta /org/freedesktop/portal/desktop" Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Scheduled alarm wakeup at "lun feb. 5 18:29:00 2024" . Received wakeup callback. Ringing alarm "Prueba" and sending notification... Alarm sound: QUrl("file:///usr/share/sounds/freedesktop/stereo/alarm-clock-elapsed.oga") Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Alarm "Prueba" dismissed Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Alarm "Prueba" dismissed Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Scheduled alarm wakeup at "lun feb. 5 18:30:00 2024" . Received wakeup callback. Callback ignored (wrong cookie). Received wakeup callback. Ringing alarm "Prueba" and sending notification... Alarm sound: QUrl("file:///home/carlos/Música/Varios/01 Pista 1.ogg")
