Hanlie Pretorius wrote:
> Hi,
>
> I have a MODIS land cover image that contains NULL values according to 
> r.univar:
> -----
> r.univar map=modis_land_cover_type1_2001_prim...@permanent
> total null and non-null cells: 41884
> total null cells: 17145
> -----
>
> So, I tried to fill it with r.fillnulls
> -----
...
>
> Output of g.region -p:
> -----
> nsres:      0:00:15.210751
> ewres:      0:00:15.269511
> -----
>
> Output of r.info:
> -----
> r.info map=modis_land_cover_type1_2001_prim...@permanent
>  Res: 0:00:00.36001
>  Res: 0:00:00.36002

Adjust the resolution of the current region to the MODIS image, either
g.region rast=modis_land_cover_type1_2001_prim...@permanent
or
g.region align=modis_land_cover_type1_2001_prim...@permanent
if you want to work with custom bounds.

That should do the trick

Markus M
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