Comment 11 for bug 1873388

confirmed for me too but with other snap applications

fenris@xps:~$ snap run element-desktop
update.go:85: cannot change mount namespace according to change mount (/run/user/1000/doc/by-app/snap.element-desktop /run/user/1000/doc none bind,rw,x-snapd.ignore-missing 0 0): cannot inspect "/run/user/1000/doc": lstat /run/user/1000/doc: permission denied
/home/fenris/snap/element-desktop/39/.config/Element exists: no
/home/fenris/snap/element-desktop/39/.config/Riot exists: no
Error org.freedesktop.DBus.Error.Failed: cannot find desktop file "/var/lib/snapd/desktop/applications/element-desktop_Element.desktop"
Gtk-Message: 11:44:38.749: Failed to load module "appmenu-gtk-module"
Gtk-Message: 11:44:38.786: Failed to load module "canberra-gtk-module"
Gtk-Message: 11:44:38.788: Failed to load module "canberra-gtk-module"
Trace/breakpoint trap (core dumped)

fenris@xps:~$ snap run mailspring
update.go:85: cannot change mount namespace according to change mount (/run/user/1000/doc/by-app/snap.mailspring /run/user/1000/doc none bind,rw,x-snapd.ignore-missing 0 0): cannot inspect "/run/user/1000/doc": lstat /run/user/1000/doc: permission denied
Gtk-Message: 11:44:45.919: Failed to load module "appmenu-gtk-module"
Gtk-Message: 11:44:45.962: Failed to load module "canberra-gtk-module"
Gtk-Message: 11:44:45.964: Failed to load module "canberra-gtk-module"
[1011/114445.997054:ERROR:scoped_ptrace_attach.cc(27)] ptrace: Operation not permitted (1)
Trace/breakpoint trap (core dumped)