<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi Nuno,<div class=""><br class=""></div><div class="">You need to set some environmental variables, so that the GDAL binaries can be found.</div><div class="">William provides a nice step by step in file Read Me.txt</div><div class=""><br class=""></div><div class="">If you’ve already deleted the dmg I’ll paste it into a reply, but you should read Read Me.txt because it contains other useful bits of information besides the answer to your question.</div><div class=""><br class=""></div><div class="">Regards,</div><div class="">Ramon.<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 22 May 2019, at 07:14, Nuno Manuel de Figueiredo de Santos Loureiro <<a href="mailto:nlourei@ualg.pt" class="">nlourei@ualg.pt</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">Hi all,</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">I'm a very regular (happy) user of QGIS 2.18.23.</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">Recently I installed QGIS 6.3.2 on my Mac with macOS 10.14.5.</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">Several tasks are running very well but when I tried to merge a few rasters I was not able to do that and I received the following message:</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">GDAL command output:</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">/bin/sh: gdal_merge.py: command not found</div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class="">Also, when I tried to clip a raster using a mask layer<span style="font-family: Tahoma, Geneva, sans-serif; background-color: rgb(255, 255, 255); display: inline !important;" class=""><span class=""> </span>I was not able to do that and I received the following message:</span></div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class=""><span style="font-family: Tahoma, Geneva, sans-serif; background-color: rgb(255, 255, 255); display: inline !important;" class=""><br class=""></span></div><div style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Tahoma, Geneva, sans-serif; font-size: 10pt;" class=""><span style="font-family: Tahoma, Geneva, sans-serif; background-color: rgb(255, 255, 255); display: inline !important;" class=""><div style="margin: 0px; font-size: 10pt; font-family: Tahoma, Geneva, sans-serif;" class="">GDAL command output:</div><div style="margin: 0px; font-size: 10pt; font-family: Tahoma, Geneva, sans-serif;" class="">/bin/sh: gdalwarp: command not found</div><br class=""></span></div><div id="Signature" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><div id="divtagdefaultwrapper" dir="ltr" style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;" class=""><div style="margin-top: 0px; margin-bottom: 0px;" class="">What is missing or wrong?</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Can somebody help me with some tips to fix this issue?</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Many thanks in advance, </div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt;" class="">Nuno</span></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt;" class=""></span><p style="margin-top: 0px; margin-bottom: 0px;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt;" class=""> </span></p><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt;" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class="">-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-</span></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""><b class="">Nuno de Santos Loureiro</b><span class="Apple-converted-space"> </span>(PhD)</span></div><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="color: rgb(117, 123, 128); font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt;" class="">Faculdade de Ciências e Tecnologia - DCTMA - Ed. 8</span><br class=""></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""><b class="">Universidade do Algarve</b></span></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""><i class="">Campus</i><span class="Apple-converted-space"> </span>de Gambelas</span></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class="">8005-139 FARO (Portugal)</span></div><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; font-size: 11pt; color: rgb(117, 123, 128);" class=""></span><div style="margin-top: 0px; margin-bottom: 0px; text-align: center;" class=""><span style="font-family: "Franklin Gothic Book", "Avenir Next Condensed", sans-serif; 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