[Qgis-developer] Reprojection problem

[Bernhard Ströbl]

Hi Benoit,

in your proj4 definition you have a nadgrids parameter 
(+nadgrids=ntf_r93.gsb). The error message states that the datum shift 
file (i.e. ntf_r93.gsb) could not be loaded.

Bernhard

Am 26.09.2013 14:59, schrieb Benoît Laurent:
> Hello,
>
> I installed qgis with the standalone installer (2.0.1.-Dufour) on
> Windows 8. As others, I experienced the GRASS path problem. I do not
> know if is bound to, but I also face a reprojection problem. I have a
> project whose CRS is IGNF:Lambert93 and I wish to add a IGNF:LambertI
> raster. Here is the error message :
>
> Impossible de reprojeter l'emrpise de la couche Poursuivre la
> transformation de
> (0.031395, 0.841942)
> (0.033409, 0.841951)
> (0.035422, 0.841958)
> (0.037436, 0.841962)
> (0.039450, 0.841964)
> (0.041464, 0.841965)
> (0.043477, 0.841963)
> (0.045491, 0.841959)
> (0.031381, 0.843288)
> (0.033397, 0.843296)
> (0.035414, 0.843303)
> (0.037431, 0.843307)
> (0.039448, 0.843310)
> (0.041465, 0.843310)
> (0.043481, 0.843308)
> (0.045498, 0.843305)
> (0.031366, 0.844633)
> (0.033386, 0.844642)
> (0.035406, 0.844648)
> (0.037426, 0.844653)
> (0.039446, 0.844655)
> (0.041466, 0.844655)
> (0.043486, 0.844654)
> (0.045505, 0.844650)
> (0.031352, 0.845978)
> (0.033375, 0.845987)
> (0.035398, 0.845993)
> (0.037421, 0.845998)
> (0.039444, 0.846000)
> (0.041467, 0.846001)
> (0.043490, 0.845999)
> (0.045513, 0.845995)
> (0.031337, 0.847323)
> (0.033363, 0.847332)
> (0.035389, 0.847339)
> (0.037415, 0.847343)
> (0.039442, 0.847345)
> (0.041468, 0.847346)
> (0.043494, 0.847344)
> (0.045520, 0.847340)
> (0.031323, 0.848669)
> (0.033352, 0.848677)
> (0.035381, 0.848684)
> (0.037410, 0.848688)
> (0.039439, 0.848691)
> (0.041469, 0.848691)
> (0.043498, 0.848689)
> (0.045527, 0.848686)
> (0.031308, 0.850014)
> (0.033340, 0.850023)
> (0.035373, 0.850029)
> (0.037405, 0.850034)
> (0.039437, 0.850036)
> (0.041470, 0.850036)
> (0.043502, 0.850035)
> (0.045535, 0.850031)
> (0.031293, 0.851359)
> (0.033329, 0.851368)
> (0.035364, 0.851374)
> (0.037400, 0.851379)
> (0.039435, 0.851381)
> (0.041471, 0.851382)
> (0.043506, 0.851380)
> (0.045542, 0.851376)
> PROJ.4: +proj=lcc +lat_1=49.5 +lat_0=49.5 +lon_0=0 +k_0=0.99987734
> +x_0=600000 +y_0=200000 +a=6378249.2 +b=6356514.999978254
> +nadgrids=ntf_r93.gsb,null +pm=2.337229167 +units=m +no_defs +to
> +proj=lcc +lat_1=44 +lat_2=49 +lat_0=46.5 +lon_0=3 +x_0=700000
> +y_0=6600000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs
> Erreur: failed to load datum shift file
>
> Thank you in advance for your help.
>
> Regards,
>
> Benoît
>
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>


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