[Qgis-user] Grid shift FIle for MSI version

[Even Rouault]

If I recall well, this grid is produced by Istituto Geografico Militare 
(IGM), www.igmi.org but they don't propose it for free. You'll have to 
pay to get it.

Even

Le 31/08/2021 à 19:40, Dario C a écrit :
> Hi,
>
> I'm working on a 3003 project with 7791 layers. Once I updated to 
> 3.16.10 msi release I received this message:
> /"The preferred transfer between EPSG: 7791 - RDN2008 / UTM zone 32N 
> and EPSG: 3003 - Monte Mario / Italy zone 1 is not available for use 
> in the system./
> /This transformation requires the lattice file 
> "35160622_47161840_R40_F00.gsb", which is not available for use on the 
> system.
> The current transformation "Inverse of UTM zone 32N + Ballpark 
> Geographic offset from RDN2008 to Monte Mario + Italy zone 1" has an 
> unknown accuracy, while the current transformation "Inverse of UTM 
> zone 32N + Inverse of Monte Mario to RDN2008 (5) + Italy zone 1 "has 
> an accuracy of 0.1 meters."/
> /
> /
> and actually I have translated projection between 7791 and 3003 
> (around 100 meter)
>
> I tried to install 3.16.10 exe (instead of msi) and everything works well.
>
> Is it a bug or I just need a .gsb file? In this case, where can I find 
> .gsb file? Thank you
>
> cheers
>
> _______________________________________________
> Qgis-user mailing list
> Qgis-user at lists.osgeo.org
> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user
> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user

-- 
http://www.spatialys.com
My software is free, but my time generally not.

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/qgis-user/attachments/20210831/16bc4df9/attachment.html>