<html>
<head>
<meta content="text/html; charset=windows-1252"
http-equiv="Content-Type">
</head>
<body bgcolor="#FFFFFF" text="#333333">
<div class="moz-cite-prefix">Hi Andrés,<br>
<br>
Unfortunately I can't say nothing useful about this particular
error but, for what it's worth, the GRASS GIS algorithms r.cost
and r.drain that can be easily accessed via the GRASS GIS plugin,
works pretty fine with very good results. <br>
<br>
Cheers,<br>
Lluís<br>
<br>
On 10/11/14 12:35, Andrés Ocaña Carretón wrote:<br>
</div>
<blockquote
cite="mid:1830360294.344676.1415619308093.JavaMail.yahoo@jws11166.mail.ir2.yahoo.com"
type="cite">
<div style="color:#000; background-color:#fff;
font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif;font-size:10px">
<div id="yiv7286437222">
<div id="yui_3_16_0_1_1415618429969_7183">
<div id="yui_3_16_0_1_1415618429969_7182"
style="color:#000;background-color:#fff;font-family:HelveticaNeue,
Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif;font-size:10px;">
<div dir="ltr"
id="yiv7286437222yui_3_16_0_1_1415618429969_2831">Hi!</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5431"
dir="ltr"><br>
</div>
<div style="" class="yiv7286437222"
id="yiv7286437222gt-src-tools">
<div style="" class="yiv7286437222"
id="yiv7286437222gt-src-tools-l">
<div class="yiv7286437222"
style="display:inline-block;"
id="yiv7286437222gt-input-tool">
<div class="yiv7286437222" style=""
id="yiv7286437222itamenu"><span style=""
class="yiv7286437222"></span></div>
</div>
</div>
</div>
<div style="" id="yiv7286437222gt-res-content"
class="yiv7286437222">
<div class="yiv7286437222"
id="yiv7286437222yui_3_16_0_1_1415618429969_5433"
dir="ltr" style="zoom:1;"><span style=""
id="yiv7286437222result_box" class="yiv7286437222"
lang="en"><span style="" class="yiv7286437222">I am</span>
<span style="" class="yiv7286437222">conducting a
study of</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5553"
style="" class="yiv7286437222">territories</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5537"
style="" class="yiv7286437222">exploitation of</span>
<span style="" class="yiv7286437222">archaeological</span>
<span style="" class="yiv7286437222">sites.</span><br
style="" class="yiv7286437222">
<span style="" class="yiv7286437222">To do this</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5509"
style="" class="yiv7286437222">I need to create</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5524"
style="" class="yiv7286437222">a layer of</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5519"
style="" class="yiv7286437222">accumulated cost</span>
<span style="" class="yiv7286437222">isotropic</span><span
style="" class="yiv7286437222">, taking</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5541"
style="" class="yiv7286437222">as a starting point</span>
<span style="" class="yiv7286437222">to study</span>
<span style="" class="yiv7286437222">the site</span><span
style="" class="yiv7286437222">.</span><br
style="" class="yiv7286437222">
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5508"
style="" class="yiv7286437222">For the creation</span>
<span style="" class="yiv7286437222">of the layer of</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5554"
style="" class="yiv7286437222">costs</span><span
id="yiv7286437222yui_3_16_0_1_1415618429969_5525"
style="" class="yiv7286437222">, I use</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5538"
style="" class="yiv7286437222">a layer of</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5576"
style="" class="yiv7286437222">fricion</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5564"
style="" class="yiv7286437222">created from</span>
<span style="" class="yiv7286437222">a DEM</span> <span
style="" class="yiv7286437222">as a starting point</span>
<span style="" class="yiv7286437222">and</span> <span
style="" class="yiv7286437222">a raster layer</span>
of site<span style="" class="yiv7286437222">.</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5507"
style="" class="yiv7286437222">The</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5533"
style="" class="yiv7286437222">layer of site</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5534"
style="" class="yiv7286437222">has been</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5535"
style="" class="yiv7286437222">rasterized</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5536"
style="" class="yiv7286437222">from a</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5562"
style="" class="yiv7286437222">vector layer</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5577"
style="" class="yiv7286437222">in which</span> <span
style="" class="yiv7286437222">the</span> site <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5583"
style="" class="yiv7286437222">has been applied to</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5584"
style="" class="yiv7286437222">a value of 1</span><span
style="" class="yiv7286437222">.</span><br
style="" class="yiv7286437222">
<br style="" class="yiv7286437222">
<span style="" class="yiv7286437222">We</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5531"
style="" class="yiv7286437222">appreciate</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5555"
style="" class="yiv7286437222">indicate</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5556"
style="" class="yiv7286437222">me</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5557"
style="" class="yiv7286437222">as</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5558"
style="" class="yiv7286437222">I can</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5559"
style="" class="yiv7286437222">do</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5539"
style="" class="yiv7286437222">with</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5563"
style="" class="yiv7286437222">QGIS.</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5511"
style="" class="yiv7286437222">I used the</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5578"
style="" class="yiv7286437222">acululado</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5579"
style="" class="yiv7286437222">cost</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5581"
style="" class="yiv7286437222">(</span><span
id="yiv7286437222yui_3_16_0_1_1415618429969_5580"
style="" class="yiv7286437222">isotropic</span><span
style="" class="yiv7286437222">)</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5512"
style="" class="yiv7286437222">SAGA</span> <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5530"
style="" class="yiv7286437222">process</span><span
id="yiv7286437222yui_3_16_0_1_1415618429969_5529"
style="" class="yiv7286437222">, but I get</span>
<span
id="yiv7286437222yui_3_16_0_1_1415618429969_5528"
style="" class="yiv7286437222">the following
error:</span></span></div>
</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_2904"
dir="ltr"><span style="" id="yiv7286437222result_box"
class="yiv7286437222" lang="en"><span
id="yiv7286437222yui_3_16_0_1_1415618429969_5428"
style="" class="yiv7286437222"><br>
</span><span style=""
id="yiv7286437222yui_3_16_0_1_1415618429969_5338"
class="yiv7286437222"></span></span></div>
<div style="" class="yiv7286437222"
id="yiv7286437222yui_3_16_0_1_1415618429969_2904"
dir="ltr">
</div>
<div id="yui_3_16_0_1_1415618429969_7222"
class="yiv7286437222"
style="margin-top:9.0pt;margin-right:0cm;margin-bottom:9.0pt;margin-left:0cm;">Oooops!
The following output layers could not be open</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5600"
class="yiv7286437222"
style="margin-top:9.0pt;margin-right:0cm;margin-bottom:0cm;margin-left:0cm;margin-bottom:.0001pt;text-indent:0cm;"><span
id="yui_3_16_0_1_1415618429969_7220"
class="yiv7286437222"
style="font-size:10.0pt;font-family:Symbol;"><span
id="yui_3_16_0_1_1415618429969_7219"
class="yiv7286437222" style="">·<span
id="yui_3_16_0_1_1415618429969_7218"
class="yiv7286437222" style="font:7.0pt;">
</span></span></span>Accumulated Cost: <span
class="yiv7286437222"
id="yiv7286437222yui_3_16_0_1_1415618429969_5599"
style="font-size:13.5pt;color:red;">C:\DOCUME~1\deportes\CONFIG~1\Temp\processing\aefc4bf43b194e51acdfd655b5c6fc31\ACCCOST.tif</span></div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5620"
class="yiv7286437222"
style="margin-top:0cm;margin-right:0cm;margin-bottom:9.0pt;margin-left:0cm;text-indent:0cm;"><span
id="yui_3_16_0_1_1415618429969_7217"
class="yiv7286437222"
style="font-size:10.0pt;font-family:Symbol;"><span
id="yui_3_16_0_1_1415618429969_7216"
class="yiv7286437222" style="">·<span
id="yui_3_16_0_1_1415618429969_7215"
class="yiv7286437222" style="font:7.0pt;">
</span></span></span>Closest Point: <span
id="yiv7286437222yui_3_16_0_1_1415618429969_5619"
class="yiv7286437222"
style="font-size:13.5pt;color:red;">C:\DOCUME~1\deportes\CONFIG~1\Temp\processing\0433fdc33f93400c85b524e9cc2dd749\CLOSESTPT.tif</span></div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5621"
class="yiv7286437222"
style="margin-top:9.0pt;margin-right:0cm;margin-bottom:9.0pt;margin-left:0cm;">The
above files could not be opened, which probably
indicates that they were not correctly produced by the
executed algorithm</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5624"
class="yiv7286437222"
style="margin-top:9.0pt;margin-right:0cm;margin-bottom:9.0pt;margin-left:0cm;">Checking
the log information might help you see why
those layers were not created as expected</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5622"
class="yiv7286437222"
style="margin-top:9.0pt;margin-right:0cm;margin-bottom:9.0pt;margin-left:0cm;">This
algorithm requires SAGA to be run. A test to check
if SAGA is correctly installed and configured in your
system has been
performed, with the following result:</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5623"
class="yiv7286437222" style=""><i
id="yiv7286437222yui_3_16_0_1_1415618429969_5656"
style="" class="yiv7286437222">SAGA seems to be
correctly
installed and configured.</i></div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5657"
class="yiv7286437222" style=""><br>
</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5659"
class="yiv7286437222" style=""><br>
<div id="yui_3_16_0_1_1415618429969_7212"><span style=""
id="yiv7286437222result_box" class="yiv7286437222"
lang="en"><span style="" class="yiv7286437222">The
problem</span> <span style=""
class="yiv7286437222">pudede</span> <span
style="" class="yiv7286437222">be that</span> <span
id="yui_3_16_0_1_1415618429969_7211" style=""
class="yiv7286437222">the process needs</span> <span
style="" class="yiv7286437222">a point</span> <span
style="" class="yiv7286437222">of arrival and</span>
<span style="" class="yiv7286437222">not</span> <span
style="" class="yiv7286437222">starting</span><span
style="" class="yiv7286437222">?</span></span></div>
<div id="yui_3_16_0_1_1415618429969_7213"><br>
<span style="" id="yiv7286437222result_box"
class="yiv7286437222" lang="en"><span style=""
class="yiv7286437222"></span></span></div>
<div id="yui_3_16_0_1_1415618429969_7202"><br>
Best Regards</div>
<div id="yui_3_16_0_1_1415618429969_7214"><br>
</div>
<div dir="ltr">Andres Ocaña<br>
</div>
<div style="" class=""
id="yui_3_16_0_1_1415618429969_7202"><span style=""
id="yiv7286437222result_box" class="" lang="en"><span
id="yui_3_16_0_1_1415618429969_7203" style=""
class=""><br style="" class="">
</span></span></div>
</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5637"
class="yiv7286437222" style=""><br>
</div>
<div id="yiv7286437222yui_3_16_0_1_1415618429969_5638"
class="yiv7286437222" style=""><i style=""
class="yiv7286437222"><br>
</i></div>
<div style="" class="yiv7286437222"
id="yiv7286437222yui_3_16_0_1_1415618429969_2904"
dir="ltr"><br style="" class="yiv7286437222">
</div>
</div>
</div>
</div>
</div>
<br>
<fieldset class="mimeAttachmentHeader"></fieldset>
<br>
<pre wrap="">_______________________________________________
Qgis-user mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Qgis-user@lists.osgeo.org">Qgis-user@lists.osgeo.org</a>
<a class="moz-txt-link-freetext" href="http://lists.osgeo.org/mailman/listinfo/qgis-user">http://lists.osgeo.org/mailman/listinfo/qgis-user</a></pre>
</blockquote>
<br>
<br>
<pre class="moz-signature" cols="72">--
Lluís Vicens
SIGTE - Universitat de Girona
Pl. Ferrater Mora, 1
17071 Girona
</pre>
</body>
</html>