[Bug 1610756] Re: upgrade to 16.04 failed to calculate due to backuppc

[LaunchpadUser]

Same here. Output of /var/log/dist-upgrade/main.log :

2016-08-28 02:35:03,947 DEBUG running doUpdate() (showErrors=True)
2016-08-28 02:36:54,312 DEBUG openCache()
2016-08-28 02:36:54,313 DEBUG failed to SystemUnLock() (E:Nicht gesperrt) 
2016-08-28 02:37:00,894 DEBUG /openCache(), new cache size 83476
2016-08-28 02:37:00,894 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2016-08-28 02:37:15,051 ERROR Dist-upgrade failed: 'E:Fehler: Unterbrechungen durch pkgProblemResolver::Resolve hervorgerufen; dies könnte durch zurückgehaltene Pakete verursacht worden sein.'
2016-08-28 02:37:15,052 DEBUG abort called
2016-08-28 02:37:15,054 DEBUG openCache()
2016-08-28 02:37:20,982 DEBUG /openCache(), new cache size 74750
2016-08-28 02:37:20,983 DEBUG enabling apt cron job

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https://bugs.launchpad.net/bugs/1610756

Title:
  upgrade to 16.04 failed to calculate due to backuppc

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

Bug description:
  Am current with all updates to 14.04 LTS

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.8
  ProcVersionSignature: Ubuntu 3.16.0-77.99~14.04.1-generic 3.16.7-ckt27
  Uname: Linux 3.16.0-77-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.21
  Architecture: amd64
  CrashDB: ubuntu
  Date: Sun Aug  7 19:00:42 2016
  InstallationDate: Installed on 2015-12-09 (242 days ago)
  InstallationMedia: Xubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2016-08-07 (0 days ago)
  VarLogDistupgradeTermlog:

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