[Bug 1612996] Re: I tried to upgrade my Linux Ubunty, but the upgrade failed two times. I got a message that the process requires download files from untrusted sites.

[Brian Murray]

This seems to be an issue with your network.

92 2016-08-14 03:03:37,179 ERROR IOError/SystemError in cache.update(): 'W:Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial/main/source/Sources  Ca    nnot initiate the connection to archive.ubuntu.com:80 (91.189.88.152). - connect (101: Network is unreachable) [IP: 91.189.88.152 80]
93 , W:Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial/universe/source/Sources  Cannot initiate the connection to archive.ubuntu.com:80 (91.189.88    .152). - connect (101: Network is unreachable) [IP: 91.189.88.152 80]
94 , W:Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial/multiverse/source/Sources  Cannot initiate the connection to archive.ubuntu.com:80 (91.189.    88.152). - connect (101: Network is unreachable) [IP: 91.189.88.152 80]

This is a situation you'll need to resolve before the upgrade will be
able to proceed.

** Changed in: ubuntu-release-upgrader (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1612996

Title:
  I tried to upgrade my Linux Ubunty, but the upgrade failed two times.
  I got a message that the process requires download files from
  untrusted sites.

Status in ubuntu-release-upgrader package in Ubuntu:
  Incomplete

Bug description:
  I tried to upgrade my Linux Ubunty, but the upgrade failed two times.
  I got a message that the process requires download files from
  untrusted sites.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.8
  ProcVersionSignature: Ubuntu 3.13.0-94.141-generic 3.13.11-ckt39
  Uname: Linux 3.13.0-94-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.21
  Architecture: amd64
  CrashDB: ubuntu
  Date: Sun Aug 14 03:06:04 2016
  InstallationDate: Installed on 2012-08-01 (1473 days ago)
  InstallationMedia: This
  PackageArchitecture: all
  ProcEnviron:
   LANGUAGE=en_US
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2016-08-13 (0 days ago)
  VarLogDistupgradeAptlog:
   Log time: 2016-08-14 02:49:56.968755
   Log time: 2016-08-14 02:50:50.567544
   Log time: 2016-08-14 03:03:38.783943
   Log time: 2016-08-14 03:06:38.554977
  VarLogDistupgradeTermlog:

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