Nov 22 13:01:57 sigmund gnome-shell[1935]: Object .Gjs_AppSwitcherPopup (0x559223de7390), has been already deallocated — impossible to access it. This might be caused by the object having been destroyed from C code using something such as destroy(), dispose(), or remove() vfuncs.
Nov 22 13:01:57 sigmund gnome-shell[1935]: clutter_actor_destroy: assertion 'CLUTTER_IS_ACTOR (self)' failed
Nov 22 13:01:57 sigmund gnome-shell[1935]: == Stack trace for context 0x55921e214610 ==
Nov 22 13:01:57 sigmund gnome-shell[1935]: #0   5592237f7f00 i   resource:///org/gnome/shell/ui/windowManager.js:2097 (7feb9073bdc0 @ 410)
Nov 22 13:01:57 sigmund gnome-shell[1935]: #1   5592237f7e40 i   self-hosted:981 (7feb9082d3a0 @ 474)