[GRASS-dev] seemingly random errors in r.mapcalc

[Glynn Clements]

Paulo van Breugel wrote:

> I am really puzzled as to what is going on here. Any idea what I am doing
> wrong here or what could be the cause?

My first suspicion would be hardware issues, e.g. a failing disk
drive.

While there are certain types of programming error which can cause
non-deterministic behaviour (e.g. reading uninitialised memory),
neither r.mapcalc nor lib/raster have had any significant changes
recently.

-- 
Glynn Clements <glynn at gclements.plus.com>