Example excerpt of a debian installer log: Feb 3 00:31:15 pkgsel: starting tasksel Feb 3 00:31:19 in-target: debconf: unable to initialize frontend: Passthrough Feb 3 00:31:19 in-target: debconf: (Failed to open fd 3: Bad file descriptor at (eval 19) line 3.) Feb 3 00:31:19 in-target: debconf: falling back to frontend: Noninteractive Feb 3 00:31:19 in-target: ^MExtracting templates from packages: 35% Feb 3 00:31:19 in-target: ^MExtracting templates from packages: 70% Feb 3 00:31:19 in-target: ^MExtracting templates from packages: 100% Feb 3 00:32:23 in-target: Reading package lists... Feb 3 00:32:23 in-target: Feb 3 00:32:23 in-target: Building dependency tree... Feb 3 00:32:23 in-target: Feb 3 00:32:23 in-target: Reading state information... Feb 3 00:32:23 in-target: Feb 3 00:32:24 in-target: crda is already the newest version (3.13-1).
... Feb 3 00:32:25 in-target: xz-utils is already the newest version (5.1.1alpha+20120614-2ubuntu2). Feb 3 00:32:25 in-target: xz-utils set to manually installed. Feb 3 00:32:25 in-target: Some packages could not be installed. This may mean that you have Feb 3 00:32:25 in-target: requested an impossible situation or if you are using the unstable Feb 3 00:32:25 in-target: distribution that some required packages have not yet been created Feb 3 00:32:25 in-target: or been moved out of Incoming. Feb 3 00:32:25 in-target: The following information may help to resolve the situation: Feb 3 00:32:25 in-target: Feb 3 00:32:25 in-target: The following packages have unmet dependencies: Feb 3 00:32:25 in-target: appstream : Breaks: gnome-software (< 3.22.5-1) but 3.20.1+git20161013.0.d77d6cf-0ubuntu2~xenial1 is to be installed Feb 3 00:32:25 in-target: E Feb 3 00:32:25 in-target: : Feb 3 00:32:25 in-target: Unable to correct problems, you have held broken packages. Feb 3 00:32:25 in-target: Feb 3 00:32:25 in-target: tasksel: apt-get failed (100) Feb 3 00:32:25 main-menu[3385]: WARNING **: Configuring 'pkgsel' failed with error code 1 Feb 3 00:32:25 main-menu[3385]: WARNING **: Menu item 'pkgsel' failed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1661460 Title: appstream breaks installation as it is incompatible with gnome- software To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/appstream/+bug/1661460/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs