[GRASS-user] Merging connected stream lines

[Huidae Cho]

Actually, I'm getting the same error as Markus in the NC dataset. I
recently discleaned and rebuilt the latest SVN.

Huidae

On Thu, Oct 26, 2017 at 4:14 PM, Markus Metz <markus.metz.giswork at gmail.com>
wrote:

>
>
> 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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> > grass-user at lists.osgeo.org
> > https://lists.osgeo.org/mailman/listinfo/grass-user
>
>
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