[Nix-dev] error: querying path in database: database disk image is malformed

[Domen Kožar]

Happened to me once, I deleted the sqlite db (made a backup of it first)
and just installed Nix again.

On Mon, Jul 25, 2016 at 10:23 AM, Marco Maggesi <maggesi at math.unifi.it>
wrote:

> Hi,
>
> during the last upgrade I got this error:
>
> # nix-env --always -u
> error: querying path in database: database disk image is malformed
> (use ‘--show-trace’ to show detailed location information)
>
> Here is what sqlite says:
>
> ./sqlite3 /nix/var/nix/db/db.sqlite "pragma integrity_check"
> *** in database main ***
> Page 5033: btreeInitPage() returns error code 11
> Page 3988: btreeInitPage() returns error code 11
> Page 1926: btreeInitPage() returns error code 11
> Page 2363: btreeInitPage() returns error code 11
> Page 3146: btreeInitPage() returns error code 11
> Page 5090: btreeInitPage() returns error code 11
> Page 5124: btreeInitPage() returns error code 11
> Page 283: btreeInitPage() returns error code 11
> Error: database disk image is malformed
>
> Can you give me a suggestion on the cheapest way to recover from this?
>
> Thanks,
> Marco
>
>
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