[Bug 1142400] [NEW] update-manager crashed with UnboundLocalError in _get_application_for_package(): local variable 'installed_file' referenced before assignment

[LAZA]

Public bug reported:

1. start VirtualBox 4.2.8
2. start 'Xubuntu Quantal amd64-Klon'
3. login
4a. Settings - Screen - change resolution
4b. click on 'Software Updates'
4c. Packages where downloaded
4d. update-manager crashed AND updates where shown in the icon on the panel


Xubuntu 13.04 beta
update-manager 1:0.183
Linux 3.8.0-9.18-generic 3.8.1

** Affects: update-manager (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: raring

** Attachment added: "_usr_bin_update-manager.1000.crash"
   https://bugs.launchpad.net/bugs/1142400/+attachment/3555209/+files/_usr_bin_update-manager.1000.crash

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https://bugs.launchpad.net/bugs/1142400

Title:
  update-manager crashed with UnboundLocalError in
  _get_application_for_package(): local variable 'installed_file'
  referenced before assignment

Status in “update-manager” package in Ubuntu:
  New

Bug description:
  1. start VirtualBox 4.2.8
  2. start 'Xubuntu Quantal amd64-Klon'
  3. login
  4a. Settings - Screen - change resolution
  4b. click on 'Software Updates'
  4c. Packages where downloaded
  4d. update-manager crashed AND updates where shown in the icon on the panel

  
  Xubuntu 13.04 beta
  update-manager 1:0.183
  Linux 3.8.0-9.18-generic 3.8.1

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