[GRASS-user] Merging connected stream lines

[Markus Metz]

On Thu, Oct 26, 2017 at 5:02 PM, Markus Neteler <neteler at osgeo.org> wrote:
>
> On Thu, Oct 26, 2017 at 9:58 AM, Stefan Blumentrath
> <Stefan.Blumentrath at nina.no> wrote:
> > Hi,
> >
> > Did you try:
> >
> > https://grass.osgeo.org/grass72/manuals/v.net.components.html
> >
> > That might give you a common attribute for all connected lines in your
> > network…
>
> I just tried that with NC but:
>
> GRASS 7.3.svn (nc_spm_08_grass7):~ > v.net.components input=roadsmajor
> output=roadsmajor_components method=strong
> Building graph...
> Registering arcs...
>  100%
> Flattening the graph...
> ERROR: GngFlatten error
>
>
> GRASS 7.3.svn (nc_spm_08_grass7):~ > v.net.components input=railroads
> output=railroads_components method=strong
> Building graph...
> Registering arcs...
>  100%
> Flattening the graph...
> ERROR: GngFlatten error
>
> Does the network need any special treatment?

I can not reproduce these errors. Please update your local copy:
make distclean
svn --no-ignore status
svn up
configure
make

Markus M
>
> Markus
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