Comment 7 for bug 1722986

@Daniel

the title seems similar, but the StackTraceTop details are way different at first glance; so it could related to a lib rather than gnome-shell itself.

 journalctl |grep WARNING
Oct 12 06:28:27 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/shell/ui/main.js 315]: reference to undefined property "MetaStage"
Oct 12 06:28:27 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/shell/ui/layout.js 221]: reference to undefined property "MetaWindowGroup"
Oct 12 06:28:27 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/shell/ui/osdMonitorLabeler.js 59]: reference to undefined property "MetaDBusDisplayConfigSkeleton"
Oct 12 06:28:28 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/shell/ui/slider.js 38]: reference to undefined property "CallyActor"
Oct 12 06:28:30 zz64 gnome-session[1066]: gnome-session-binary[1066]: WARNING: App 'spice-vdagent.desktop' exited with code 1
Oct 12 06:28:30 zz64 gnome-session-binary[1066]: WARNING: App 'spice-vdagent.desktop' exited with code 1
Oct 12 06:28:32 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/gjs/modules/tweener/tweener.js 540]: reference to undefined property "isSpecialProperty"
Oct 12 06:28:32 zz64 gnome-shell[1075]: JS WARNING: [resource:///org/gnome/shell/ui/windowManager.js 1471]: reference to undefined property "MetaWindowX11"
Oct 12 06:29:09 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/shell/ui/main.js 315]: reference to undefined property "MetaStage"
Oct 12 06:29:09 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/shell/ui/layout.js 221]: reference to undefined property "MetaWindowGroup"
Oct 12 06:29:09 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/shell/ui/osdMonitorLabeler.js 59]: reference to undefined property "MetaDBusDisplayConfigSkeleton"
Oct 12 06:29:09 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/shell/ui/slider.js 38]: reference to undefined property "CallyActor"
Oct 12 06:29:12 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/gjs/modules/tweener/tweener.js 540]: reference to undefined property "isSpecialProperty"
Oct 12 06:29:12 zz64 gnome-session[1328]: gnome-session-binary[1328]: WARNING: App 'spice-vdagent.desktop' exited with code 1
Oct 12 06:29:12 zz64 gnome-session-binary[1328]: WARNING: App 'spice-vdagent.desktop' exited with code 1
Oct 12 06:29:12 zz64 gnome-shell[1416]: JS WARNING: [/home/oem/.local/share/gnome-shell/extensions/TaskBar@zpydr/extension.js 941]: reference to undefined property "MESSAGE_TRAY"
Oct 12 06:29:13 zz64 gnome-shell[1416]: JS WARNING: [/home<email address hidden>/extension.js 462]: JavaScript 1.6's for-each-in loops are deprecated; consider using ES6 for-of instead
Oct 12 06:29:14 zz64 gnome-shell[1416]: JS WARNING: [/<email address hidden>/utils.js 34]: reference to undefined property Symbol.toPrimitive
Oct 12 06:29:36 zz64 zeitgeist-daemon[1861]: [04:29:36.458471 WARNING] zeitgeist-daemon.vala:127: Unable to parse version info!
Oct 12 06:29:36 zz64 zeitgeist-daemon[1861]: [04:29:36.459351 WARNING] zeitgeist-daemon.vala:127: Unable to parse version info!
Oct 12 06:29:36 zz64 zeitgeist-daemon[1861]: [04:29:36.594874 WARNING] zeitgeist-daemon.vala:127: Unable to parse version info!
Oct 12 06:29:52 zz64 gnome-shell[1416]: JS WARNING: [resource:///org/gnome/shell/ui/modalDialog.js 218]: reference to undefined property "GdkX11Screen"