[GRASS-user] r.stream.extract Syntax Problem [FIXED]

Rich Shepard rshepard at appl-ecosys.com
Mon Apr 9 16:22:49 EDT 2012


On Mon, 9 Apr 2012, Margherita Di Leo wrote:

> The map namely weight shouldn't have null values (use r.null to set null
> values to zero).

madi,

   It took a while for me to find this message in the thread, and worth the
search. There must have been null values in the accumulation map because
replacing them with zeros using r.null fixed the problem.

   A valuable lesson learned. Thanks to all of you.

Rich



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