The command line option of "--no-update" (/usr/bin/python3 /usr/bin /update-manager --no-update) might explain cache being undefined.
** Information type changed from Private to Public ** Description changed: + Errors Bucket: + https://errors.ubuntu.com/bucket/?id=/usr/bin/update-manager%3AAttributeError%3A/usr/bin/update-manager%40121%3Astart_update%3Astart_available%3Arefresh_cache%3Aupdate + crashed during checking for updates - ProblemType: Crash - DistroRelease: Ubuntu 14.10 + ProblemType: CrashDistroRelease: Ubuntu 14.10 Package: update-manager 1:14.10.2 ProcVersionSignature: Ubuntu 3.16.0-4.9-generic 3.16.0-rc5 Uname: Linux 3.16.0-4-generic x86_64 ApportVersion: 2.14.4-0ubuntu2 Architecture: amd64 CrashCounter: 1 CurrentDesktop: Unity Date: Mon Jul 21 20:29:34 2014 EcryptfsInUse: Yes ExecutablePath: /usr/bin/update-manager GsettingsChanges: - b'com.ubuntu.update-manager' b'first-run' b'false' - b'com.ubuntu.update-manager' b'launch-time' b'1405963770' + b'com.ubuntu.update-manager' b'first-run' b'false' + b'com.ubuntu.update-manager' b'launch-time' b'1405963770' InstallationDate: Installed on 2014-07-19 (1 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140719) InterpreterPath: /usr/bin/python3.4 PackageArchitecture: all ProcCmdline: /usr/bin/python3 /usr/bin/update-manager --no-update - PythonArgs: ['/usr/bin/update-manager', '--no-update'] - SourcePackage: update-manager + PythonArgs: ['/usr/bin/update-manager', '--no-update']SourcePackage: update-manager Title: update-manager crashed with AttributeError in update(): 'NoneType' object has no attribute 'saveDistUpgrade' UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo ** Changed in: update-manager (Ubuntu) Status: New => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1346414 Title: update-manager crashed with AttributeError in update(): 'NoneType' object has no attribute 'saveDistUpgrade' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1346414/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs