There was an issue communicating with the mirror of the Ubuntu archive which you use. This is an issue you will need to sort out before you can upgrade to the new release of Ubuntu.
2019-10-27 16:15:33,625 DEBUG examining: 'deb http://in.archive.ubuntu.com/ubuntu/ disco main restricted' 2019-10-27 16:15:33,625 DEBUG verifySourcesListEntry: deb http://in.archive.ubuntu.com/ubuntu/ eoan main restricted 2019-10-27 16:15:33,625 DEBUG url_downloadable: http://in.archive.ubuntu.com/ubuntu//dists/eoan/Release 2019-10-27 16:15:33,625 DEBUG s='http' n='in.archive.ubuntu.com' p='/ubuntu//dists/eoan/Release' q='' f='' 2019-10-27 16:17:43,125 DEBUG error from httplib: '<urlopen error [Errno 101] Network is unreachable>' 2019-10-27 16:17:43,125 DEBUG entry '# deb http://in.archive.ubuntu.com/ubuntu/ disco main restricted' was disabled (no Release file) ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1849485 Title: Failure to upgrade from 18.04.3 to 19.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1849485/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs