Public bug reported: I'm in process of upgrading Ubuntu 14.04 LTS to Ubuntu 16.04 LTS. However, "do-release-upgrade" command gave me following errors
..... ..... ..... Hit http://security.ubuntu.com xenial-security/restricted Translation-en Hit http://security.ubuntu.com xenial-security/universe Translation-en Fetched 0 B in 0s (0 B/s) Checking package manager Reading package lists... Done Building dependency tree Reading state information... Done Building data structures... Done Calculating the changes Calculating the changes Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade. This can be caused by: * Upgrading to a pre-release version of Ubuntu * Running the current pre-release version of Ubuntu * Unofficial software packages not provided by Ubuntu If none of this applies, then please report this bug using the command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. Restoring original system state Aborting Reading package lists... Done Building dependency tree Reading state information... Done Building data structures... Done === Command terminated with exit status 1 (Fri Mar 20 11:12:48 2020) === ..... ..... ..... What could be the possible issue ?? ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: ubuntu-release-upgrader-core 1:0.220.11 ProcVersionSignature: Ubuntu 3.13.0-170.220-generic 3.13.11-ckt39 Uname: Linux 3.13.0-170-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.29 Architecture: amd64 CrashDB: ubuntu Date: Fri Mar 20 11:08:45 2020 Ec2AMI: ami-08dca46dd505f5327 Ec2AMIManifest: (unknown) Ec2AvailabilityZone: us-east-1a Ec2InstanceType: t2.2xlarge Ec2Kernel: unavailable Ec2Ramdisk: unavailable PackageArchitecture: all ProcEnviron: LC_CTYPE=en_US.UTF-8 TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to trusty on 2020-03-20 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade ec2-images third-party-packages trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1868248 Title: Upgrade from Ubuntu 14.04 LTS to Ubuntu 16.04 LTS is giving erros To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1868248/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
