Please report this as a bug and include the files /var/log/dist-upgrade/main.log and /var/log/dist-upgrade/apt.log in your report. The upgrade has aborted. Your original sources.list was saved in /etc/apt/sources.list.distUpgrade.
Traceback (most recent call last): File "/tmp/ubuntu-release-upgrader-zbnoluzb/utopic", line 8, in <module> sys.exit(main()) File "/tmp/ubuntu-release-upgrader-zbnoluzb/DistUpgrade/DistUpgradeMain.py", line 239, in main if app.run(): File "/tmp/ubuntu-release-upgrader-zbnoluzb/DistUpgrade/DistUpgradeController.py", line 1822, in run return self.fullUpgrade() File "/tmp/ubuntu-release-upgrader-zbnoluzb/DistUpgrade/DistUpgradeController.py", line 1707, in fullUpgrade if not self.doPostInitialUpdate(): File "/tmp/ubuntu-release-upgrader-zbnoluzb/DistUpgrade/DistUpgradeController.py", line 893, in doPostInitialUpdate self.tasks = self.cache.installedTasks File "/tmp/ubuntu-release-upgrader-zbnoluzb/DistUpgrade/DistUpgradeCache.py", line 778, in installedTasks for line in pkg._pcache._records.record.split("\n"): UnicodeDecodeError: 'utf-8' codec can't decode byte 0xa9 in position 403: invalid start byte === Command terminated with exit status 1 (Fri May 29 09:35:36 2015) === -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1453740 Title: do-release-upgrade crashes with message : "UnicodeDecodeError: 'utf-8' codec can't decode byte 0xae in position 337: invalid start byte" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager-core/+bug/1453740/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs