Public bug reported: Since I upgraded to 16.10, video preview fail in Nautilus, with this message in the logs:
audit: type=1400 audit(1477301198.204:99): apparmor="DENIED" operation="mknod" profile="/usr/bin/totem-video-thumbnailer" name="/home/franck/.cache/gstreamer-1.0/registry.x86_64.bin.tmpICLVPY" pid=9142 comm="totem-video-thu" requested_mask="c" denied_mask="c" fsuid=1000 ouid=1000 ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: apparmor 2.10.95-4ubuntu5.1 ProcVersionSignature: Ubuntu 4.8.0-27.29-generic 4.8.1 Uname: Linux 4.8.0-27-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl ApportVersion: 2.20.3-0ubuntu8 Architecture: amd64 CurrentDesktop: Unity Date: Mon Oct 24 12:13:57 2016 InstallationDate: Installed on 2015-10-04 (385 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20151002) ProcKernelCmdline: BOOT_IMAGE=/vmlinuz-4.8.0-27-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro noprompt persistent kaslr threadirqs quiet splash vt.handoff=7 SourcePackage: apparmor Syslog: Oct 24 09:02:31 franck-ThinkPad-T430s dbus[3296]: [system] AppArmor D-Bus mediation is enabled Oct 24 10:38:16 franck-ThinkPad-T430s dbus[3387]: [system] AppArmor D-Bus mediation is enabled Oct 24 11:08:57 franck-ThinkPad-T430s dbus[3396]: [system] AppArmor D-Bus mediation is enabled UpgradeStatus: Upgraded to yakkety on 2016-10-14 (9 days ago) ** Affects: apparmor (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug yakkety -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636137 Title: totem-video-thumbnailer needs write access to .cache in 16.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1636137/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs