id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,cpu,platform 382,r.texture NULL or negative value ERROR (possible r.null problem),khufkens,grass-dev@…,"Concerning r.texture in GRASS 6.3: Running r.texture on a map after r.null (should have) replaced all NULL values still produces an error indicating a persistent NULL or negative value in the map. r.category shows no NULL values or negative values but yet they are there for r.texture... Adding a fixed value to the map with the map calculator or running a running window analysis removes these hidden values and also removes the error. This traces back to either an error in r.texture or r.null, not sure... ",defect,closed,minor,6.3.1,Raster,6.3.0,worksforme,r.texture r.null ERROR null negative values,,Unspecified,Linux