polkit-gnome-authentication-agent-1 doesn't autostart while it has correct
/etc/xdg/autostart/polkit-gnome-authentication-agent-1.desktop file with this content
[Desktop Entry] Name=PolicyKit Authentication Agent Comment=PolicyKit Authentication Agent Exec=/usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1 Terminal=false Type=Application Categories= NoDisplay=true OnlyShowIn=GNOME;XFCE;Unity; X-GNOME-AutoRestart=true AutostartCondition=GNOME3 unless-session gnome X-Ubuntu-Gettext-Domain=polkit-gnome-1
The user doesn't have a
This breaks synaptic-pkexec and other tools that rely on policykit.
Problem seems similar to this, but this post is without resolution.
Launching process manually works and functionality is restored for that session or until the terminal used to launch the process manually is closed.