The Windows section has gone missing from gnome-tweak-tool on this PC. I
can't remember whether it's supposed to have a Power section, but it
currently doesn't have that either. It prints these messages at start-up:
$ gnome-tweak-tool
INFO : GSettings missing key org.gnome.settings-daemon.plugins.power (key lid-close-suspend-with-external-monitor)
INFO : GSettings missing key org.gnome.settings-daemon.plugins.power (key lid-close-battery-action)
INFO : GSettings missing key org.gnome.settings-daemon.plugins.power (key lid-close-ac-action)
WARNING : Testing for expected AutostartCondition failed: Got (None)
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/gtweak/utils.py", line 160, in uses_autostart_condition
return asc.split(" ", 1)[0] == autostart_type
AttributeError: 'NoneType' object has no attribute 'split'
INFO : GSettings missing key org.gnome.nautilus.desktop (key computer-icon-visible)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key theme)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key action-double-click-titlebar)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key action-middle-click-titlebar)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key action-right-click-titlebar)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key focus-mode)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key mouse-button-modifier)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key resize-with-right-button)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key raise-on-click)
INFO : GSettings missing key org.gnome.desktop.wm.preferences (key titlebar-font)
$
The schemas are installed and I can access the settings with dconf-editor.