https://blog.nousiainen.xyz/tags/desktop/ Recent content in Desktop on Panic! At The Terminal Hugo en-us Fri, 17 Apr 2026 00:59:33 +0300 https://blog.nousiainen.xyz/docs/fixing-broken-thumbnails-apparmor-ubuntu/ Fri, 17 Apr 2026 10:00:00 +0200 https://blog.nousiainen.xyz/docs/fixing-broken-thumbnails-apparmor-ubuntu/ <h1 id="fixing-broken-thumbnails-on-ubuntu-24044-lts-caused-by-apparmor-user-namespaces"> Fixing Broken Thumbnails on Ubuntu 24.04.4 LTS Caused by AppArmor User Namespaces <a class="anchor" href="#fixing-broken-thumbnails-on-ubuntu-24044-lts-caused-by-apparmor-user-namespaces">#</a> </h1> <p>On my Ubuntu 24.04.4 LTS desktop, which I&rsquo;d been using for about six months, I ran into a surprisingly stubborn issue: GNOME Files (Nautilus) completely stopped generating thumbnails for both images and videos. At first glance it looked like a typical desktop breakage: thumbnail cache issues, missing codecs, or a corrupted Nautilus config. But none of the usual fixes helped.</p>