Show us (at least) summaries of your objects.

Cheers,
Roman



On Wed, Apr 24, 2013 at 1:14 AM, kapo coulibaly <kmcoulib@gmail.com> wrote:

> I'm running the following script:
>
> # Reading shapefiles
> grd.shp<-openshape()
> reaches.shp<-openshape()
> grd.shp->grd2.shp
>
> # Creating a subset of the grid around the reaches exttent
> sub.ind<-over(grd.shp,reaches.shp)
>
> In linux slackware 13.37 x64 running R-2.15.2 I get the error:
>
> Error in function (classes, fdef, mtable)  :
>   unable to find an inherited method for function "over", for
> signature "SpatialPolygonsDataFrame", "SpatialLinesDataFrame"
>
>
> But in windows 7 x64 with R-2.15.1 it works flawlessly
>
> Thanks
>
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>
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>



-- 
In God we trust, all others bring data.

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