[Bug 773469] Re: natty upgrade dies with uncaught exception

[RedSingularity]

Closing due to inactivity. 
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** Changed in: update-manager (Ubuntu)
       Status: Incomplete => Invalid

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https://bugs.launchpad.net/bugs/773469

Title:
  natty upgrade dies with uncaught exception

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

Bug description:
  Binary package hint: update-manager

  WARNING: Failed to read mirror file
  Traceback (most recent call last):
    File "./natty", line 7, in <module>
      sys.exit(main())
    File "/tmp/update-manager-3eNpqL/DistUpgradeMain.py", line 202, in main
      if app.run():
    File "/tmp/update-manager-3eNpqL/DistUpgradeController.py", line 1639, in run
      return self.fullUpgrade()
    File "/tmp/update-manager-3eNpqL/DistUpgradeController.py", line 1549, in fullUpgrade
      if not self.updateSourcesList():
    File "/tmp/update-manager-3eNpqL/DistUpgradeController.py", line 705, in updateSourcesList
      self.sources.backup(self.sources_backup_ext)
    File "/tmp/update-manager-3eNpqL/sourceslist.py", line 367, in backup
      shutil.copy(source.file, "%s%s" % (source.file, backup_ext))
    File "/usr/lib/python2.6/shutil.py", line 84, in copy
      copyfile(src, dst)
    File "/usr/lib/python2.6/shutil.py", line 48, in copyfile
      raise Error("`%s` and `%s` are the same file" % (src, dst))
  shutil.Error: `/etc/apt/sources.list.d/stebbins-handbrake-snapshots.list` and `/etc/apt/sources.list.d/stebbins-handbrake-snapshots.list.distUpgrade` are the same file

  ProblemType: Bug
  DistroRelease: Ubuntu 10.10
  Package: update-manager 1:0.142.23
  ProcVersionSignature: Ubuntu 2.6.35-28.50-generic 2.6.35.11
  Uname: Linux 2.6.35-28-generic i686
  Architecture: i386
  Date: Fri Apr 29 12:24:08 2011
  PackageArchitecture: all
  ProcEnviron:
   LANGUAGE=en_US:en
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: update-manager

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