I think it is because it looks at the proj4 string, which is the same.
2017-02-17 10:59 GMT+01:00 Rafa García Castillo <[email protected]>: > Thanks Alexandre for answering. Yes, those projections are quite similar, > but one is in UTM coordinates and the other is TM. I can imagine that the > use of both projections is the same in most of the cases, but makes me > wonder why QGIS does this change, because they have different EPSG code. > > Thanks again. > > Rafa > > El 16 feb. 2017 12:45 p. m., "Alexandre Neto" <[email protected]> > escribió: >> >> Seems that those two projections are equal: >> >> http://spatialreference.org/ref/epsg/etrs89-utm-zone-30n/html/ >> >> http://spatialreference.org/ref/epsg/etrs89-etrs-tm30/html/ >> >> If you want to force EPSG:25830 into that layer, use the Vector > >> Management tools > Define Projection >> >> >> >> Rafa García Castillo <[email protected]> escreveu no dia quinta, 16/02/2017 >> às 11:11: >>> >>> Hello everybody, >>> >>> Just one question: I am using QGIS v2.18. I start a project using >>> EPSG:25830. When I load a SHP layer into QGIS, then QGIS change the SRS of >>> the project "on the fly" to EPSG:3042, even when the PRJ file of the SHP >>> layer shows that the SHP is in EPSG:25830. Why? >>> >>> Thanks in advance >>> >>> Rafa >>> _______________________________________________ >>> Qgis-user mailing list >>> [email protected] >>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user >>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user >> >> -- >> Alexandre Neto >> --------------------- >> @AlexNetoGeo >> http://sigsemgrilhetas.wordpress.com >> http://gisunchained.wordpress.com > > > _______________________________________________ > Qgis-user mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user _______________________________________________ Qgis-user mailing list [email protected] List info: https://lists.osgeo.org/mailman/listinfo/qgis-user Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user
