[GRASS-user] Re: How to generate map subsets?

[brendon wolff-piggott]

I solved the problem when I set the resolution explicitly instead of relying
on the defaults in the QGIS interface, when setting the region to subset.

>
> > I am typing the commands in a GRASS shell called from the GRASS tools
> menu,
> > and attach my steps following p91 of the book.  Any suggestions
> appreciated!
> >
> > Thanks
> > Brendon Wolff-Piggott
> >
> > user at USER-5F22862413 /c/documents and
> settings/user/grassdata/rsa/geographic
> > $ g.region "region=ecoast"
>
> Please post
>
> g.region region=ecoast -p
>
> to understand at which resolution you create the new map (if not the
> original res.).
>
> > user at USER-5F22862413 /c/documents and
> settings/user/grassdata/rsa/geographic
> > $ r.mapcalc "srtm_ecoast=srtm_rsa"
> >
> > GRASS_INFO_ERROR(804,1): Unable to close raster map
> > GRASS_INFO_END(804,1)
>
> possilby you have nanometer resolution and try to generate a XXGB file?
> Disk full?
>
> Markus
>
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