[Qgis-user] Reprojection issue QGis 1.8

[Matt Boyd]

Not really a solution, but, I didn't think that on the fly reprojection of
rasters was supported by qgis. I'd be really happy to be corrected though.

Matt
On Aug 31, 2013 11:47 PM, "Lester Anderson" <arctica1963 at gmail.com> wrote:

> Hello,
>
> I have a raster file (GeoTIFF and netCDF grid) of the Tonga region, so has
> the longitude/latitude limits like:
> -180 to -170; -26 to -12
>
> I used GMT to reproject the original Geographic grid from WGS84 to UTM
> Zone 1S (WGS84), and created a GeoTIFF of the data. Both files will load
> into a new project file no problem.
>
> However, if the project CRS is changed to say Geographic again (WGS84),
> QGIS will crash  with the following error message:
>
>
>
> The whole thing just hangs and the only way to quit, is to kill it via the
> Task Manager.
>
> If on-the-fly transform is set, then as long as the program knows what
> projection each layer is, be it vector or raster, then it should be able to
> transform it. When loading the raster in I ensured it had the correct
> spatial attribution, so that is not the problem.
>
> The same error occurs if I load the same raster (or grid) into a project
> in Geographic coordinates. Another GeoTIFF with the same projection (and
> from the same UTMzone) loads fine.
>
> Is there an issue transforming data close to 180 degrees?
>
> Any ideas?
>
> Cheers
> Lester
>
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