[GRASS-user] Merging connected stream lines

[Markus Metz]

On Fri, Oct 27, 2017 at 12:52 PM, Huidae Cho <grass4u at gmail.com> wrote:
>
> Actually, I'm getting the same error as Markus in the NC dataset. I
recently discleaned and rebuilt the latest SVN.

In trunk, this bug appeared with r71267 and was fixed with r71477.
In relbr72, this bug appeared with r71268 and was fixed with r71478.

Please check your revision.

Markus M
>
> 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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>
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