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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">Hi
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">I have three geojson files.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">File #1 is in 4326 and has the following crs :<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"crs"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"type"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"link"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> </span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"properties"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"href"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"http://www.opengis.net/def/crs/EPSG/0/4326"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"type"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"proj4"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> },</span><span style="font-size:9.5pt;font-family:Consolas;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black">File #2 is in 27700 and has the following crs:</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"crs"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"type"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"name"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"properties"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"name"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"EPSG:27700"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> },</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">File #3 is identical to File #2 except for the crs which is
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"crs"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"type"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"link"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> </span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"properties"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"href"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"http://www.opengis.net/def/crs/EPSG/0/27700"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"type"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">:
</span><span style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"proj4"</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> },</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">File #1 and #2 load into QGIS and display as I would expect.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">File #3 loads but does not display. While its properties shows an extent in BNG
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"arial,sans-serif","serif";color:black">xMin,yMin 476285.30,230902.30 : xMax,yMax 496530.40,256158.20<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"arial,sans-serif","serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"arial,sans-serif","serif";color:black">the layer spatial reference system shows:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"arial,sans-serif","serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"arial,sans-serif","serif";color:black">+proj=longlat +datum=WGS84 +no_defs</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">I suspect what’s going on is that the link type crs is ignored and QGIS defaults make it ok – but with the link crs in File #3 it goes kerplooie…<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">Any thoughts?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C">Much appreciated<br>
Paul<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C;mso-fareast-language:EN-GB">Paul Cleverley</span></b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3C3C3C;mso-fareast-language:EN-GB"><br>
Software Developer, Hydrodynamics & Metocean<br>
<br>
E: <a href="mailto:p.cleverley@hrwallingford.com"><span style="color:black">p.cleverley@hrwallingford.com</span></a><br>
T: +44 (0)1491 822483<o:p></o:p></span></p>
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