pressing the XF86AudioMicMute does nothing. xev shows the correct event. the logs say: plasmashell[32108]: file:///usr/share/plasma/plasmoids/org.kde.plasma.volume/contents/ui/main.qml:132: ReferenceError: sourceModel is not defined plasma-pa 5.12.0-1 from ArchLinux packages
Git commit fb789820c69ed6b7ab78dde305b46d7ae558a2fa by David Rosca. Committed on 12/02/2018 at 08:55. Pushed by drosca into branch 'Plasma/5.12'. Applet: Fix accessing SourceModel from main item Also rename ids to paSinkModel and paSourceModel. FIXED-IN: 5.12.1 Differential Revision: https://phabricator.kde.org/D10426 M +35 -33 applet/contents/ui/main.qml https://commits.kde.org/plasma-pa/fb789820c69ed6b7ab78dde305b46d7ae558a2fa
i've applied the patch to /usr/share/plasma/plasmoids/org.kde.plasma.volume/contents/ui/main.qml on ArchLinux with Plasma 5.12.0 packages, and it fixes the issue.
*** Bug 390795 has been marked as a duplicate of this bug. ***