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Dear community,</div>
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Problem description:</div>
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We configured two mapserver installations:</div>
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1 - Ubuntu 24.04.1 LTS (GNU/Linux 6.8.0-45-generic x86_64)</div>
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2 - Windows 11</div>
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<br>
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Both distributions contain the same map file which delivers <br>
an OGC WFS.</div>
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Both map files refer to the same source:<br>
Postgres/GIS database with 2 records with point geometry stored with SRID 28992.</div>
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The OGC WFS is configured for GEOJSON output with EPSG:4326</div>
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<br>
</div>
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Issue</div>
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The output of the Ubuntu OS differs (a bit) from the output of the Windows OS.</div>
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Ubuntu:</div>
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<br>
</div>
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{</div>
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"features": [</div>
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{</div>
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"geometry": {</div>
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"coordinates": [</div>
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4.529922,</div>
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51.943676</div>
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],</div>
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"type": "Point"</div>
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},</div>
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"id": "511557",</div>
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<br>
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Windows:</div>
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{</div>
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"features": [</div>
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{</div>
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"geometry": {</div>
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"coordinates": [</div>
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4.529612,</div>
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51.942715</div>
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],</div>
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"type": "Point"</div>
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},</div>
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"id": "511557",</div>
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<br>
</div>
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I believe/think the Windows version is correct and the Ubuntu version is incorrect.</div>
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<br>
</div>
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When I run cs2cs on the ubuntu server:</div>
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mapserver@mapserver:~$ echo 96033.1697484512 439710.083800115 | cs2cs +init=epsg:28992 +to +init=epsg:4326 -f "%.8f"</div>
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4.52961103 51.94271408 0.00000000</div>
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mapserver@mapserver:~$</div>
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When I run gdaltransform on the ubuntu server:</div>
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mapserver@mapserver:~$ echo "96033.1697484512 439710.083800115" | gdaltransform -s_srs EPSG:28992 -t_srs EPSG:4326</div>
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4.52961103108079 51.9427140778367 0</div>
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mapserver@mapserver:~$</div>
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Both outcome match the Windows result but do NOT match the Ubuntu mapserver results.</div>
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The versions of mapserver and extensions used differ from each other.</div>
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Ubuntu:</div>
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mapserver@mapserver:~$ mapserv -v</div>
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MapServer version 8.0.1 PROJ version 9.4 GDAL version 3.8 OUTPUT=PNG OUTPUT=JPEG OUTPUT=KML SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE SUPPORTS=CAIRO SUPPORTS=SVG_SYMBOLS SUPPORTS=RSVG SUPPORTS=ICONV SUPPORTS=FRIBIDI SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT
SUPPORTS=WFS_SERVER SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER SUPPORTS=SOS_SERVER SUPPORTS=OGCAPI_SERVER SUPPORTS=FASTCGI SUPPORTS=THREADS SUPPORTS=GEOS SUPPORTS=PBF INPUT=JPEG INPUT=POSTGIS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE INPUT=FLATGEOBUF</div>
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mapserver@mapserver:~$</div>
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Windows:</div>
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C:\PROGRA~1\MAPSER~1\ms4w\Apache\cgi-bin>mapserv.exe -v<br>
MapServer version 8.3.0-dev (MS4W 5.0.0) PROJ version 9.5 GDAL version 3.10 OUTPUT=PNG OUTPUT=JPEG OUTPUT=KML SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE SUPPORTS=CAIRO SUPPORTS=SVG_SYMBOLS SUPPORTS=SVGCAIRO SUPPORTS=ICONV SUPPORTS=FRIBIDI SUPPORTS=WMS_SERVER
SUPPORTS=WMS_CLIENT SUPPORTS=WFS_SERVER SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER SUPPORTS=SOS_SERVER SUPPORTS=OGCAPI_SERVER SUPPORTS=FASTCGI SUPPORTS=THREADS SUPPORTS=GEOS SUPPORTS=PBF INPUT=JPEG INPUT=POSTGIS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE INPUT=FLATGEOBUF</div>
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<i>Does the mapserver development team have an explanation for this difference?</i></div>
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I can send the map file separately if required.</div>
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With best regards,</div>
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André Mulder</div>
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