Hello, Same bug affects KDE as well. Reverting the upower to 0.9.23-2+b2 fixes the problem Running version 4.13.1 of KDE.
-- System Information: Debian Release: jessie/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable'), (500, 'stable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 3.14-1-amd64 (SMP w/4 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Versions of packages upower depends on: ii dbus 1.8.6-1 ii libc6 2.19-7 ii libdbus-1-3 1.8.6-1 ii libdbus-glib-1-2 0.102-1 ii libglib2.0-0 2.40.0-3 ii libgudev-1.0-0 204-14 ii libimobiledevice4 1.1.6+dfsg-2 ii libplist2 1.11-3 ii libpolkit-gobject-1-0 0.105-6 ii libupower-glib1 0.9.23-2+b2 ii libusb-1.0-0 2:1.0.19-1 ii pm-utils 1.4.1-15 ii systemd 204-14 ii udev 204-14 Versions of packages upower recommends: ii policykit-1 0.105-6 upower suggests no packages.