Wondering if anyone else is seeing this. I attempted to launch two apps (slack and spotify)
installed with snapd, and the launch failed. Troubleshooting it, I removed all of the snaps
from the system, uninstalled and reinstalled snapd, and I get the following output:
---
$ snap install spotify
error: cannot perform the following tasks:
- Run configure hook of "spotify" snap if present (run hook "configure":
-----
go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Matcha-dark-sea /snap/spotify/67/data-dir/themes/Matcha-dark-sea none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Matcha-sea /snap/spotify/67/data-dir/themes/Matcha-sea none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia-compact /snap/spotify/67/data-dir/themes/Materia-compact none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia-dark-compact /snap/spotify/67/data-dir/themes/Materia-dark-compact none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia-dark /snap/spotify/67/data-dir/themes/Materia-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia-light-compact /snap/spotify/67/data-dir/themes/Materia-light-compact none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia-light /snap/spotify/67/data-dir/themes/Materia-light none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Materia /snap/spotify/67/data-dir/themes/Materia none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Radiance /snap/spotify/67/data-dir/themes/Radiance none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Radiant-MATE /snap/spotify/67/data-dir/themes/Radiant-MATE none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-MATE-dark /snap/spotify/67/data-dir/themes/Yaru-MATE-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-MATE-light /snap/spotify/67/data-dir/themes/Yaru-MATE-light none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-bark-dark /snap/spotify/67/data-dir/themes/Yaru-bark-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-bark /snap/spotify/67/data-dir/themes/Yaru-bark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-blue-dark /snap/spotify/67/data-dir/themes/Yaru-blue-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-blue /snap/spotify/67/data-dir/themes/Yaru-blue none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-dark /snap/spotify/67/data-dir/themes/Yaru-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-light /snap/spotify/67/data-dir/themes/Yaru-light none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-magenta-dark /snap/spotify/67/data-dir/themes/Yaru-magenta-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-magenta /snap/spotify/67/data-dir/themes/Yaru-magenta none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-mate-dark /snap/spotify/67/data-dir/themes/Yaru-mate-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-mate /snap/spotify/67/data-dir/themes/Yaru-mate none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-olive-dark /snap/spotify/67/data-dir/themes/Yaru-olive-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-olive /snap/spotify/67/data-dir/themes/Yaru-olive none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-prussiangreen-dark /snap/spotify/67/data-dir/themes/Yaru-prussiangreen-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-prussiangreen /snap/spotify/67/data-dir/themes/Yaru-prussiangreen none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-purple-dark /snap/spotify/67/data-dir/themes/Yaru-purple-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-purple /snap/spotify/67/data-dir/themes/Yaru-purple none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-red-dark /snap/spotify/67/data-dir/themes/Yaru-red-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-red /snap/spotify/67/data-dir/themes/Yaru-red none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-sage-dark /snap/spotify/67/data-dir/themes/Yaru-sage-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-sage /snap/spotify/67/data-dir/themes/Yaru-sage none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-viridian-dark /snap/spotify/67/data-dir/themes/Yaru-viridian-dark none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru-viridian /snap/spotify/67/data-dir/themes/Yaru-viridian none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/Yaru /snap/spotify/67/data-dir/themes/Yaru none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
update.go:85: cannot change mount namespace according to change mount (/snap/gtk-common-themes/1535/share/themes/elementary /snap/spotify/67/data-dir/themes/elementary none bind,ro 0 0): cannot create writable mimic over "/snap/spotify/67/data-dir/themes": permission denied
cannot update snap namespace: cannot create writable mimic over "/usr/lib/x86_64-linux-gnu": permission denied
snap-update-ns failed with code 1
-----)
---
The execution of both programs prior to the reinstallation did the same thing.
I did note that /usr/lib/x86_64-linux-gnu does not exist on my system.
Happy to report a bug on bugzilla, but wanted to see if anyone else had noticed this.
--
Jim Henderson
Please keep on-topic replies on the list so everyone benefits