distro is 16.04, 64-bit Ubuntu. Checking for updates in "About this computer" crashes shortly after start. In Terminal, sudo apt-get update returns:
Ign:1 http://dl.google.com/linux/earth/deb stable InRelease Hit:2 http://dl.google.com/linux/earth/deb stable Release Hit:3 http://archive.canonical.com/ubuntu xenial InRelease Hit:4 http://archive.ubuntu.com/ubuntu xenial InRelease Ign:5 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial InRelease Hit:7 http://archive.ubuntu.com/ubuntu xenial-updates InRelease Ign:8 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial InRelease Hit:9 http://archive.ubuntu.com/ubuntu xenial-security InRelease Ign:10 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial Release Hit:11 http://archive.ubuntu.com/ubuntu xenial-backports InRelease Ign:12 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial Release Ign:13 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main amd64 Packages Ign:14 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main i386 Packages Ign:15 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main all Packages Ign:16 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main Translation-en_US Ign:17 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main Translation-en Ign:18 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main amd64 DEP-11 Metadata Ign:19 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main DEP-11 64x64 Icons Ign:20 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main amd64 Packages Ign:21 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main DEP-11 64x64 Icons Ign:13 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main amd64 Packages lines 13 thru 26 are repeated five more times, then ends with" Ign:26 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main DEP-11 64x64 Icons Err:13 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main amd64 Packages 404 Not Found Ign:14 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main i386 Packages Ign:15 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main all Packages Ign:16 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main Translation-en_US Ign:17 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main Translation-en Ign:18 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main amd64 DEP-11 Metadata Ign:19 http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial/main DEP-11 64x64 Icons Err:20 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main amd64 Packages 404 Not Found Ign:21 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial/main DEP-11 64x64 Icons Reading package lists... Done W: The repository 'http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu xenial Release' does not have a Release file. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. W: The repository 'http://ppa.launchpad.net/wallch/wallch-daily/ubuntu xenial Release' does not have a Release file. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. E: Failed to fetch http://ppa.launchpad.net/wallch/wallch-4.0/ubuntu/dists/xenial/main/binary-amd64/Packages 404 Not Found E: Failed to fetch http://ppa.launchpad.net/wallch/wallch-daily/ubuntu/dists/xenial/main/binary-amd64/Packages 404 Not Found E: Some index files failed to download. They have been ignored, or old ones used instead. More background. The application Wallch did not work properly, so I removed it. Tried to remove again after reinstalling, but it appears a clean removal has not happened and is part of the problem. ** Changed in: update-manager (Ubuntu) Status: Confirmed => Invalid ** Converted to question: https://answers.launchpad.net/ubuntu/+source/update-manager/+question/406802 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1587066 Title: Update Manager Crashes immediately after launch. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1587066/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
