** Description changed: Recently we got new versions for synaptic 0.82+build1 & apt 1.1.3, but now get that error when installing/upgrading some packages: Setting up libc6-dbg:amd64 (2.21-0ubuntu5) ... Processing triggers for libc-bin (2.21-0ubuntu5) ... W: Can't drop privileges for downloading as file '/root/.synaptic/tmp//tmp_cl' couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission denied) From nautilus, i'm seeing a /root/ folder locked (x on its icon) and the folder is empty (no /.synaptic/ sub-folder or file), so the above error. - ======================================================================= - The real problem is : there is no _apt user on the system (see #808802 MV comments) + oem@u64:~$ ls -l .synaptic + total 4 + -rw-rw-r-- 1 oem oem 0 Aug 25 11:19 options + -rw-rw-r-- 1 oem oem 236 Aug 25 11:19 synaptic.conf - grep -B2 _apt /var/lib/dpkg/info/apt.postinst + oem@u64:~$ ls -l /var/lib/apt/lists/ + .... + -rw-r----- 1 root root 0 Sep 20 06:36 lock + drwx------ 2 _apt root 16384 Sep 24 15:25 partial + ...... - # add unprivileged user for the apt methods - adduser --force-badname --system --home /nonexistent \ - --no-create-home --quiet _apt || true - - # Fixup any mistake in the home directory of the _apt user - if dpkg --compare-versions "$2" lt-nl 1.1~exp10~; then - usermod --home /nonexistent _apt - ====================================================================== - and also a workaround: - sudo chown _apt /var/lib/update-notifier/package-data-downloads/partial/ + oem@u64:~$ sudo ls -l /var/lib/update-notifier/package-data-downloads/ + ..... + drwxr-xr-x 2 _apt root 4096 Sep 22 23:33 partial ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: synaptic 0.82+build1 ProcVersionSignature: Ubuntu 4.3.0-1.10-generic 4.3.0 Uname: Linux 4.3.0-1-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.19.2-0ubuntu8 Architecture: amd64 CurrentDesktop: GNOME Date: Fri Dec 4 05:23:25 2015 SourcePackage: synaptic UpgradeStatus: No upgrade log present (probably fresh install)
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apt in Ubuntu. https://bugs.launchpad.net/bugs/1522675 Title: Can't drop privileges for downloading : _apt user not allowed Status in apt package in Ubuntu: New Status in dpkg package in Ubuntu: Confirmed Status in synaptic package in Debian: New Bug description: Recently we got new versions for synaptic 0.82+build1 & apt 1.1.3, but now get that error when installing/upgrading some packages: Setting up libc6-dbg:amd64 (2.21-0ubuntu5) ... Processing triggers for libc-bin (2.21-0ubuntu5) ... W: Can't drop privileges for downloading as file '/root/.synaptic/tmp//tmp_cl' couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission denied) From nautilus, i'm seeing a /root/ folder locked (x on its icon) and the folder is empty (no /.synaptic/ sub-folder or file), so the above error. oem@u64:~$ ls -l .synaptic total 4 -rw-rw-r-- 1 oem oem 0 Aug 25 11:19 options -rw-rw-r-- 1 oem oem 236 Aug 25 11:19 synaptic.conf oem@u64:~$ ls -l /var/lib/apt/lists/ .... -rw-r----- 1 root root 0 Sep 20 06:36 lock drwx------ 2 _apt root 16384 Sep 24 15:25 partial ...... oem@u64:~$ sudo ls -l /var/lib/update-notifier/package-data-downloads/ ..... drwxr-xr-x 2 _apt root 4096 Sep 22 23:33 partial ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: synaptic 0.82+build1 ProcVersionSignature: Ubuntu 4.3.0-1.10-generic 4.3.0 Uname: Linux 4.3.0-1-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.19.2-0ubuntu8 Architecture: amd64 CurrentDesktop: GNOME Date: Fri Dec 4 05:23:25 2015 SourcePackage: synaptic UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1522675/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp