All logs from there: 2019-01-03 21:02:19,137 INFO Using config files '['./DistUpgrade.cfg.xenial']' 2019-01-03 21:02:19,137 INFO uname information: 'Linux skashaba-laptop 4.4.0-83-gene ric #106-Ubuntu SMP Mon Jun 26 17:54:43 UTC 2017 x86_64' 2019-01-03 21:02:19,410 INFO apt version: '1.2.20' 2019-01-03 21:02:19,411 INFO python version: '3.5.2 (default, Nov 17 2016, 17:05:23) [GCC 5.4.0 20160609]' 2019-01-03 21:02:19,413 INFO release-upgrader version '18.04.29' started 2019-01-03 21:02:19,417 INFO locale: 'en_US' 'UTF-8' 2019-01-03 21:02:19,460 INFO screen could not be run 2019-01-03 21:02:19,520 DEBUG Using 'DistUpgradeViewText' view 2019-01-03 21:02:19,563 DEBUG enable dpkg --force-overwrite 2019-01-03 21:02:19,583 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_s ystem_state.tar.gz' 2019-01-03 21:02:21,398 DEBUG lsb-release: 'xenial' 2019-01-03 21:02:21,399 DEBUG _pythonSymlinkCheck run 2019-01-03 21:02:21,400 DEBUG openCache() 2019-01-03 21:02:21,400 DEBUG No such plugin directory: ./plugins 2019-01-03 21:02:21,400 DEBUG plugins for condition 'PreCacheOpen' are '[]' 2019-01-03 21:02:21,400 DEBUG plugins for condition 'bionicPreCacheOpen' are '[]' 2019-01-03 21:02:21,400 DEBUG plugins for condition 'from_xenialPreCacheOpen' are '[]' 2019-01-03 21:02:21,400 DEBUG quirks: running PreCacheOpen 2019-01-03 21:02:21,400 DEBUG running Quirks.PreCacheOpen 2019-01-03 21:02:21,851 DEBUG /openCache(), new cache size 81917 2019-01-03 21:02:21,852 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop') 2019-01-03 21:02:21,852 DEBUG checkViewDepends() 2019-01-03 21:02:21,852 DEBUG running doUpdate() (showErrors=False) 2019-01-03 21:02:22,509 DEBUG openCache() 2019-01-03 21:02:23,003 DEBUG /openCache(), new cache size 81917 2019-01-03 21:02:23,004 DEBUG doPostInitialUpdate 2019-01-03 21:02:23,004 DEBUG plugins for condition 'PostInitialUpdate' are '[]' 2019-01-03 21:02:23,004 DEBUG plugins for condition 'bionicPostInitialUpdate' are '[]' 2019-01-03 21:02:23,004 DEBUG plugins for condition 'from_xenialPostInitialUpdate' are '[]' 2019-01-03 21:02:23,004 DEBUG quirks: running bionicPostInitialUpdate 2019-01-03 21:02:23,004 DEBUG running Quirks.bionicPostInitialUpdate 2019-01-03 21:02:23,016 DEBUG abort called 2019-01-03 21:16:41,405 DEBUG openCache() 2019-01-03 21:16:41,405 DEBUG failed to SystemUnLock() (E:Not locked) 2019-01-03 21:16:41,904 DEBUG /openCache(), new cache size 81917
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1810565 Title: Ubuntu 16.04 to Ubuntu18.04 upgrade fails on snap debug connectivity without logging any useful logs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1810565/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
