No files found in archive - nothing restored.

Asked by SometimesRomano

Just today I ran deja-dup to backup my /home directory. I then ran it again after downloading a file, so there is a differencing backup. I backed up with the intention to reformat my laptop and remove windows. (Yay)

Now that I'm freshly installed in Ubuntu 10.10 32bit Desktop, I cant restore my files from my ext harddrive. the partition is ext4 formatted and the only thing on the disk is 108 files totaling 3GB.

Tried to restore files using GUI, chose backup source, told it to backup to previous directory, entered pass phrase and chose date.
Getting error - "No files found in archive - nothing restored."

went back and tried without encryption, same thing, chose date/time (two options, tried both) same error.

Files are difftar.gpg's so I figured I used encryption, but for the life of me I cant remember ever entering a key. I tried all of the keys that I would have used, nothing different.

Nothing mission critical in the backup, and dropbox handles most things for me, but I do have some settings and scripts in there that I want back.
Anything you can do to help me??

Thanks, Rick

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Michael Terry (mterry) said :
#1

Interesting. I'm sorry that you hit a bug like this. So my naive response would be "well, your backup files are encrypted, so you must have entered *some* password", but someone else reported a similar issue recently (same exact steps: one full backup, one immediate incremental backup, then tried to restore).

I will experiment to see if I can reproduce.

So now, Deja Dup defaults to using encryption. So do you think (A) you unchecked that or (B) you left it checked but didn't get a password prompt?

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SometimesRomano (sometimesromano) said :
#2

I'm assuming encryption because of the files' extensions.

I get the same result in Deja-Dup whether I chose encryption or not from
the restore menu.

Oddly, I get to choose which date/time to restore from, whether I have
chosen encryption or not, and with a variety of encryption keys.
--Side note--
Is that normal behavior? should someone be able to see some of the
contents(the enclosed dates/times) of an encrypted archive without
providing the correct key?

Interesting thing, I just ran a new backup, selected encryption like
default, then clicked through without creating an encryption key, and
voila, the backup is generating.

So to answer your question, it is likely i left the encryption checkbox
checked, and then clicked through the password field without filling it.
No errors were generated. Yes, I have a habit of click-through :(

hmm, that result was unencrypted files... I dunno, must have encrypted
them before.

-rick

update:

Tried to move backup files off of external hard disk and tried restore one more time, got this:

BackendException: Could not copy /home/rick/backup/duplicity-full-signatures.20110226T173902Z.sigtar.gz to /tmp/duplicity-SLRIqi-tempdir/mktemp-UQYOfc-1

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Launchpad Janitor (janitor) said :
#3

This question was expired because it remained in the 'Open' state without activity for the last 15 days.

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Michael Terry (mterry) said :
#4

To answer your question, yes it's normal that the type and date of backups are leaked. It hasn't generally been considered sensitive information.

For your BackendException error, I'd need to see the log files. Can you file a bug? (the bug form will tell you how to generate a log file)

Sorry for all the problems you've been having with Deja Dup!

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