<div dir="ltr"><div>Thanks for your patience Margherita,I tried with the manual example but i find the same error.</div><div><br></div><div><div><i>r.basin map=elevation prefix=my_basin coord=637304.924954,218617.100523 dir=/tmp/bla threshold=1000</i></div><div><i><br></i></div><div><i>SECTION 1 beginning: Initiating Variables. 4 sections total.</i></div><div><i>SECTION 1a: Mark masked and NULL cells</i></div><div><i>SECTION 1b: Determining Offmap Flow.</i></div><div><i>SECTION 2: A* Search.</i></div><div><i>SECTION 3a: Accumulating Surface Flow with MFD.</i></div><div><i>SECTION 3b: Adjusting drainage directions.</i></div><div><i>SEZIONE 4: Chiudendo Mappe.</i></div><div><i>Closing accumulation map</i></div><div><i>Writing out only positive flow accumulation values.</i></div><div><i>Cells with a likely underestimate for flow accumulation can no longer be identified.</i></div><div><i>Closing flow direction map</i></div><div><i>Loading input raster maps...</i></div><div><i>Initializing A* search...</i></div><div><i>A* Search...</i></div><div><i>Extracting streams...</i></div><div><i>Thinning stream segments...</i></div><div><i>Scrittura della mappa raster di output...</i></div><div><i>Controllo dell'input per i tipi di colonna in corso...</i></div><div><i>Number of columns: 3</i></div><div><i>Number of rows: 1</i></div><div><i>Importazione dei punti in corso ...</i></div><div><i>Riempimento della tabella in corso...</i></div><div><i>Si sta ricreando la topologia per il vettore <my_basin_elevation_outlet@Mapset6>...</i></div><div><i>Registrando primitive...</i></div><div><i>One primitive registered</i></div><div><i>One vertex registered</i></div><div><i>Costruendo aree...</i></div><div><i>0 areas built</i></div><div><i>0 isles built</i></div><div><i>Isole allegate...</i></div><div><i>Centroidi allegati...</i></div><div><i>Numero di nodi: 0</i></div><div><i>Numero di primitive: 1</i></div><div><i>Numero di punti: 1</i></div><div><i>Numero di linee: 0</i></div><div><i>Numero di confini: 0</i></div><div><i>Numero di centroidi: 0</i></div><div><i>Numero di aree: 0</i></div><div><i>Numero di isole: 0</i></div><div><br></div><div>------------------------------</div><div><br></div><div><i>An ERROR occurred running r.basin</i></div><div><i>Please check for error messages above or try with another pairs of outlet coordinates</i></div><div><i>Removing region definition <original></i></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">2016-10-19 14:31 GMT+02:00 margherita [via OSGeo.org] <span dir="ltr"><<a href="/user/SendEmail.jtp?type=node&node=5291470&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>></span>:<br><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Wed, Oct 19, 2016 at 12:15 PM, Priscilla_I <span dir="ltr"><<a href="http:///user/SendEmail.jtp?type=node&node=5291456&i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a>></span> wrote:<br><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' style="border-left:2px solid #cccccc;padding:0 1em" class="gmail_quote"><div dir="ltr">Hi Micha, <div>thanks for you answer, as Margherita wrote "Silvia" is the directory in which I'd like to save my results, and use r.stream only to check that coordinates belongs to virtual stream network.</div><div>I followed Margherita advices but I already removed all old files and grass kept in giving me error.</div></div></blockquote><div><br></div></span><span class=""><div>Yes, but it's a different error..</div><div> </div></span><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' style="border-left:2px solid #cccccc;padding:0 1em" class="gmail_quote"><div dir="ltr"><div> So I thought it could be a problem related to the fact that I was using GRASS downloaded with Qgis and there were some warnings when I launched it.</div></div></blockquote><span class=""><blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' style="border-left:2px solid #cccccc;padding:0 1em" class="gmail_quote"><div dir="ltr"><div><br></div><div>I dowloaded GRASS 7.0.5 and tried to run r.basin with the NC sample dataset as suggested in an old thread:</div><div><br></div><div>I follow the following procedure</div><div>- I create a new mapset in order to not have problems about old files and overwriting</div><div>- I set the region </div><div> <i> g.region -a raster=elevation@PERMANENT align=elevation@PERMANENT</i></div><div>- I launch the command</div><div> <i> r.basin map=elevation@PERMANENT prefix=b coordinates=637304,218585 dir=\tmp\test threshold=40</i></div><div><br></div><div>it breaks with the error</div><div><div><i>An ERROR occurred running r.basin</i></div><div><i>Please check for error messages above or try with another pairs of outlet coordinates</i></div><div><i>Removing region definition <original></i></div></div></div></blockquote><div><br></div></span><span class=""><div>Can you try with the example in the manual? </div><div><br></div><div><a href="https://grass.osgeo.org/grass70/manuals/addons/r.basin.html" rel="nofollow" link="external" target="_blank">https://grass.osgeo.org/<wbr>grass70/manuals/addons/r.<wbr>basin.html</a> </div><div><pre style="color:rgb(0,0,0)">g.region raster=elevation -p
r.basin map=elevation prefix=my_basin coord=637304.924954,218617.<wbr>100523 \
dir=/tmp/test threshold=1000
</pre></div><div><br></div></span></div>Regards,<br clear="all"><div><br></div>-- <br><div class="m_4842354817857727631gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><font color="#666666">Margherita Di Leo</font></div></div></div></div></div></div></div></div></div>
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