[Qgis-user] Problem with interpolation plugin

Zara Teixeira zarafani at gmail.com
Fri Mar 23 12:01:37 EDT 2012


It is in fact the 20790, and I had tried that too.
But the problem remains if I convert it to another CRS.

thanks anyway.

On Fri, Mar 23, 2012 at 3:48 PM, ALT SHN <i.geografica at alt-shn.org> wrote:

> It seems to be a CRS problem.
>
> First you have to be sure what EPSG code is equivalent to ESRI 102164 (I
> think it's the 20790)
>
>  Before converting  to 3763, make sure the layer assumes the correct EPSG
> code as CRS. Go to Properties --> General and then declare 20790 as the
> correct EPSG, Then Save it as 3763.
>
> Hope it helps
>
> 2012/3/23 Zara Teixeira <zarafani at gmail.com>
>
>>  Hi,
>>
>> I have this shapefile with points in ESRI: 102164<http://spatialreference.org/ref/esri/102164/>
>> Because all my work is in EPSG 3763, I changed the CRS to this one.
>>  The problem is that everytime I try to create a TIN with the
>> interpolation plugin, both QGIS 1.9.9 and 1.7.4 crash. I have them
>> installed in Windows 7.
>> This doesn't happen with the original shapefile, or even if I use the IDW
>> algorithm, but happens if I transform the shapefile to any other CRS.
>>
>> P.S. I would prefer to change the CRS before I interpolate.
>>
>> Any idea why?
>> Thanks in advance.
>>
>>
>> Zara
>>
>>
>>
>>
>>
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>>
>>
>
>
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