[Bug 1768780] Re: /usr/bin/update-manager:ValueError:foreach_cb:<listcomp>:packages_are_selected:is_selected:marked_install

Brian Murray brian at ubuntu.com
Fri May 4 17:34:23 UTC 2018


Here is the Traceback:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/UpdateManager/UpdatesAvailable.py", line 702, in foreach_cb
    active = any([g.packages_are_selected() for g in data.groups])
  File "/usr/lib/python3/dist-packages/UpdateManager/UpdatesAvailable.py", line 702, in <listcomp>
    active = any([g.packages_are_selected() for g in data.groups])
  File "/usr/lib/python3/dist-packages/UpdateManager/Core/UpdateList.py", line 137, in packages_are_selected
    if item.is_selected():
  File "/usr/lib/python3/dist-packages/UpdateManager/Core/UpdateList.py", line 54, in is_selected
    return self.pkg.marked_install or self.pkg.marked_upgrade
  File "/usr/lib/python3/dist-packages/apt/package.py", line 1140, in marked_install
    return self._pcache._depcache.marked_install(self._pkg)
ValueError: Object of different cache passed as argument to apt_pkg.DepCache method

This is another 'different cache' crash.

** Tags added: rls-bb-incoming

** Changed in: update-manager (Ubuntu)
       Status: New => Triaged

** Changed in: update-manager (Ubuntu)
   Importance: Undecided => High

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https://bugs.launchpad.net/bugs/1768780

Title:
  /usr/bin/update-
  manager:ValueError:foreach_cb:<listcomp>:packages_are_selected:is_selected:marked_install

Status in update-manager package in Ubuntu:
  Triaged

Bug description:
  The Ubuntu Error Tracker has been receiving reports about a problem regarding update-manager.  This problem was most recently seen with package version 1:18.04.11, the problem page at https://errors.ubuntu.com/problem/d9c36d9ae61a1fcae2f3f442e0b43890c93a262f contains more details, including versions of packages affected, stacktrace or traceback, and individual crash reports.
  If you do not have access to the Ubuntu Error Tracker and are a software developer, you can request it at http://forms.canonical.com/reports/.

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