3.37 regression: Background doesn't change when selected in gnome-control-center
And gnome-shell says:
Gjs-CRITICAL **: 11:50:41.981: JS ERROR: TypeError: background is undefined
_updateBackgroundActor@resource:///org/gnome/shell/ui/background.js:723:13
_createBackgroundActor/changeSignalId<@resource:///org/gnome/shell/ui/background.js:760:18
_emitChangedSignal/this._changedIdleId<@resource:///org/gnome/shell/ui/background.js:303:18