[GRASS-user] Attribute table disappears

[Richard Chirgwin]

On 4/09/12 10:58 PM, grass-user-request at lists.osgeo.org wrote:
> Message: 2
> Date: Mon, 03 Sep 2012 16:10:58 -0700
> From: david adam<david at quercus.org>
> To:grass-user at lists.osgeo.org
> Subject: [GRASS-user] Attribute table disappears
> Message-ID:<50453902.2000501 at quercus.org>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> I had a simple attribute table working using the sqlite driver, and had
> successfully digitized a dozen or so areas in a couple of sessions.  Now
> the table has disappeared according to various tools.  I have only one
> layer in my map area.  when I try to add a table so I can rebuild my
> data, addtable complains that there is already a link to a table from
> layer 1, so I cannot start over.  Any suggestions for how to proceed
> (and how to avoid this in the future) would be appreciated.
> Version is 6.4.2 under fedora 16 64-bit.
>
> tia
David -

The table might be gone, but Grass-GIS still thinks it exists - you have 
to delete the connection to the table:

v.db.connect -d <map> <table_name>

Then you'd recreate a table with v.db.addtable

Cheers
Richard