duplicity crashed with AssertionError in incremental_backup()

[Thorsten Sick]

Binary package hint: duplicity

duplicity crashed after being called from deja-dup. Deja-dup had an "unknown error".

ProblemType: Crash
DistroRelease: Ubuntu 10.04
Package: duplicity 0.6.08b-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.32-24.41-generic 2.6.32.15+drm33.5
Uname: Linux 2.6.32-24-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Sun Aug 29 16:28:15 2010
ExecutablePath: /usr/bin/duplicity
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
InterpreterPath: /usr/bin/python2.6
ProcCmdline: /usr/bin/python /usr/bin/duplicity --exclude=/media/Backup\ and\ LFs/backup/dejadup --include=/opt --exclude=/home/username/.local/share/Trash --exclude=/home/username/.Private --exclude=/home/username/.recent-applications.xbel --exclude=/home/username/.recently-used.xbel --exclude=/home/username/.xsession-errors --exclude=/home/username/.gvfs --exclude=/home/username/.thumbnails --exclude=/home/username/.cache --include=/home/username --exclude=/sys --exclude=/proc --exclude=/tmp --exclude=** --dry-run --gio --no-encryption --volsize=30 / file:///media/Backup%20and%20LFs/backup/dejadup --verbosity=9 --gpg-options=\ --archive-dir=/home/username/.cache/deja-dup --log-file=/tmp/deja-dup-YTEEIV
ProcEnviron:
 LANG=de_DE.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/duplicity', '--exclude=/media/Backup and LFs/backup/dejadup', '--include=/opt', '--exclude=/home/username/.local/share/Trash', '--exclude=/home/username/.Private', '--exclude=/home/username/.recent-applications.xbel', '--exclude=/home/username/.recently-used.xbel', '--exclude=/home/username/.xsession-errors', '--exclude=/home/username/.gvfs', '--exclude=/home/username/.thumbnails', '--exclude=/home/username/.cache', '--include=/home/username', '--exclude=/sys', '--exclude=/proc', '--exclude=/tmp', '--exclude=**', '--dry-run', '--gio', '--no-encryption', '--volsize=30', '/', 'file:///media/Backup%20and%20LFs/backup/dejadup', '--verbosity=9', '--gpg-options= ', '--archive-dir=/home/username/.cache/deja-dup', '--log-file=/tmp/deja-dup-YTEEIV']
SourcePackage: duplicity
Title: duplicity crashed with AssertionError in incremental_backup()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Andreas Olsson (andol)]

Marking this issue as a duplicate of bug #579958. Please add further comments and question in that report.