[Bug 1056545] Re: session-installer crashed with AlreadyCalledDeferred in callback()

[Launchpad Bug Tracker]

This bug was fixed in the package sessioninstaller -
0.20+bzr134-0ubuntu5

---------------
sessioninstaller (0.20+bzr134-0ubuntu5) raring; urgency=low

  * debian/patches/04_dont_double_defer.patch:
    - Cherry pick upstream patch to avoid calling errback twice on the
      same deferred object (LP: #1056545)
 -- Michael Terry <mterry at ubuntu.com>   Thu, 28 Mar 2013 14:25:57 -0400

** Changed in: sessioninstaller (Ubuntu)
       Status: Triaged => Fix Released

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https://bugs.launchpad.net/bugs/1056545

Title:
  session-installer crashed with AlreadyCalledDeferred in callback()

Status in Session Installer:
  New
Status in “sessioninstaller” package in Ubuntu:
  Fix Released
Status in “sessioninstaller” source package in Precise:
  Triaged
Status in “sessioninstaller” source package in Quantal:
  Triaged

Bug description:
  [Impact]
  When a user delays entering a password for sessioninstaller, it will timeout and crash.  It should merely timeout.

  [Test Case]
  0) Ensure that you do not have p7zip installed
  1) Open a terminal
  2) wget http://people.canonical.com/~brian/tmp/oops.7z
  3) file-roller oops.7z
  4) Click through dialogs until at prompt to enter your password
  5) Wait
  6) Wait some more
  7) Observe unhandlable error dialog, click cancel
  8) Observe second error dialog, click cancel
  9) Click cancel in authentication dialog
  10) Repeat step 3 through 6
  11) Observe apport crash

  [Regression Potential]
  I wouldn't think much, but then the first time I tried to fix this issue (bug 848605), I accidentally caused bug 1042231.

  [Original Report]
  when launching im client

  ProblemType: CrashDistroRelease: Ubuntu 12.10
  Package: sessioninstaller 0.20+bzr131-0ubuntu2
  ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4
  Uname: Linux 3.5.0-15-generic x86_64
  ApportVersion: 2.5.2-0ubuntu4
  Architecture: amd64
  Date: Tue Sep 25 22:07:32 2012
  EcryptfsInUse: Yes
  ExecutablePath: /usr/bin/session-installer
  InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/bin/session-installer
  ProcEnviron:
   SHELL=/bin/bash
   PATH=(custom, user)
   LANG=en_US.UTF-8
  PythonArgs: ['/usr/bin/session-installer']SourcePackage: sessioninstaller
  Title: session-installer crashed with AlreadyCalledDeferred in callback()
  UpgradeStatus: Upgraded to quantal on 2012-09-25 (0 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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