[GRASS-user] Encountering an error importing shapefiles with v.in.ogr

[Michael Barton]

FWIW, running v.to.rast also crashes the GUI for no apparent reason.

Michael


On 3/19/07 11:19 AM, "Maciej Sieczka" <tutey at o2.pl> wrote:

> Thomas Adams wrote:
>> List:
>> 
>> I am using GRASS 6.2.1 and I (sometimes) encounter an error importing a
>> shapefile with v.in.ogr. The vector boundaries import fine, but gis.m
>> crashes. I can re-start gis.m and load the vector file that I just
>> *attempted* to import and it displays fine. However, I get a warning:
>> 
>> Cannot display areas, topology not available.
> 
> This might mean that v.in.ogr failed (eg. a segmenation fault) at work,
> while such errors are not printed to the tcl/tk GUI output. Please try
> to run the same v.in.ogr command from the command line. Let us know if
> there is any error printed, which was missing in GUI.
> 
>> I am virtually certain that I was able to successfully import this and
>> other shapefiles in previous versions of GRASS (GRASS 4.x & GRASS 5.x).
>> The shapefiles files include the *.dbf, *.shp, and *.shx files, which I
>> think, should be enough. If I import shapefiles from the US National
>> Atlas (created by the USGS), I have no problems. It seems that with all
>> shapefiles generated by my office using ArcGIS 9.0, I have this problem.
>> 
>> Does anyone have suggestions as to what could be going on?
> 
> To check whether there is a possible error in your shapefile, inspect
> the ogrinfo -al -so output, try to open it in QGIS, OpenEV or else. Any
> oddities? Does ogr2ogr dump.shp your_input.shp work? Does it create a
> copy or maybe something you would not expect?
> 
> Can you put a problematic sample somewhere for dowload?
> 
> Cheers,
> Maciek
> 
> 

__________________________________________
Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton