duplicity keeps crashing with 'ValueError: need more than 0 values to unpack'

Thanks edso, that solved my question.

This is typically caused by an older repository version being 'upgraded' by
the tar version.

You will first need to remove the repository version from your system, then
install with the tarball.

...Ken

On Thu, Feb 17, 2011 at 1:25 PM, Brian <<email address hidden>
> wrote:

> Question #145784 on Duplicity changed:
> https://answers.launchpad.net/duplicity/+question/145784
>
> Description changed to:
> I'm using duplicity 0.6.11 and I have yet to successfully backup a
> folder with it after trying multiple ways, such as local, remote,
> with/without encryption, different directories. For example, trying to
> backup to the extracted duplicity source files to the local filesystem I
> get the following error:
>
> [root@30AK10 duplicity-0.6.11]# duplicity full -v9 --archive-dir
> /tmp/archive /tmp/duplicity-0.6.11 file:///tmp/backup
> Using archive dir: /tmp/archive/ba8d32ccb88d13597b4784252744fc75
> Using backup name: ba8d32ccb88d13597b4784252744fc75
> Import of duplicity.backends.imapbackend Succeeded
> Import of duplicity.backends.cloudfilesbackend Succeeded
> Import of duplicity.backends.ftpbackend Succeeded
> Import of duplicity.backends.sshbackend Succeeded
> Import of duplicity.backends.webdavbackend Succeeded
> Import of duplicity.backends.giobackend Failed: No module named gio
> Import of duplicity.backends.rsyncbackend Succeeded
> Import of duplicity.backends.hsibackend Succeeded
> Import of duplicity.backends.localbackend Succeeded
> Import of duplicity.backends.tahoebackend Succeeded
> Import of duplicity.backends.botobackend Succeeded
> Main action: full
> PASSPHRASE variable not set, asking user.
> GnuPG passphrase:
>
> ================================================================================
> duplicity 0.6.11 (November 20, 2010)
> Args: /usr/bin/duplicity full -v9 --archive-dir /tmp/archive
> /tmp/duplicity-0.6.11 file:///tmp/backup
> /usr/bin/python 2.4.3 (#1, Nov 11 2010, 13:30:19)
> [GCC 4.1.2 20080704 (Red Hat 4.1.2-48)]
>
> ================================================================================
> Using temporary directory /tmp/duplicity--uD9Qb-tempdir
> Registering (mkstemp) temporary file
> /tmp/duplicity--uD9Qb-tempdir/mkstemp-sWTswu-1
> Temp has 426427809792 available, backup will use approx 34078720.
> Local and Remote metadata are synchronized, no sync needed.
> 0 files exist on backend
> 0 files exist in cache
> Extracting backup chains from list of files: []
> Last full backup date: none
> Collection Status
> -----------------
> Connecting with backend: LocalBackend
> Archive dir: /tmp/archive/ba8d32ccb88d13597b4784252744fc75
>
> Found 0 secondary backup chains.
> No backup chains with active signatures found
> No orphaned or incomplete backup sets found.
> PASSPHRASE variable not set, asking user.
>
> <snip>
>
> Generating delta - new file: src/util.py
> Selecting /tmp/duplicity-0.6.11/tarfile-LICENSE
> Comparing ('tarfile-LICENSE',) and None
> Getting delta of (('tarfile-LICENSE',)
> /tmp/duplicity-0.6.11/tarfile-LICENSE reg) and None
> Generating delta - new file: tarfile-LICENSE
> Removing still remembered temporary file
> /tmp/duplicity-MtTlAs-tempdir/mkstemp-WngM6S-1
> Removing still remembered temporary file
> /tmp/duplicity-MtTlAs-tempdir/mktemp-rnSJTU-2
> Traceback (most recent call last):
> File "/usr/bin/duplicity", line 1245, in ?
> with_tempdir(main)
> File "/usr/bin/duplicity", line 1238, in with_tempdir
> fn()
> File "/usr/bin/duplicity", line 1211, in main
> full_backup(col_stats)
> File "/usr/bin/duplicity", line 417, in full_backup
> globals.backend)
> File "/usr/bin/duplicity", line 302, in write_multivol
> vi.set_info(vol_num, *get_indicies(tarblock_iter))
> File "/usr/bin/duplicity", line 226, in get_indicies
> start_index, start_block = tarblock_iter.recall_index()
> ValueError: need more than 0 values to unpack
>
> Removing still remembered temporary file
> /tmp/archive/ba8d32ccb88d13597b4784252744fc75/duplicity-Tp8h4h-tempdir/mktemp-vWXtH2-1
> Removing still remembered temporary file
> /tmp/archive/ba8d32ccb88d13597b4784252744fc75/duplicity-Te6JI7-tempdir/mktemp-gn0VqS-1
>
> It looks like it is working at first but then it blows up after
> processing random files. Maybe this has something to do with how I
> installed duplicity. At first I did 'yum install duplicity', then I
> downloaded the tar from the website and did 'python setup.py install'.
> So maybe it could be using some old version of files somewhere. Is
> there something I am doing wrong to keep getting these errors?
>
> Thanks for any help.
>
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