[Qgis-user] Processing Model issue

[Nyall Dawson]

On 1 December 2017 at 23:10, Richard McDonnell <richard.mcdonnell at opw.ie> wrote:
>
> Hi,
> Ive an issue, which Im hoping someone could have a solution or point me in a direction of a solution.
> We have developed a Processing model on QGIS 2.8, which interpolates a raster from points and subtracts the resultant from a DEM to produce a depth raster.
> This tool works flawlessly in 2.8, but in 2.14, 2.18 and 2.99 it fails at the Raster Calculator stage, producing the same error. I have ran this using both GDAL and SAGA raster calculators, but no luck.
> See attached error Logs.
> I would appreciate any help in this.
> Regards,

Seems like the error is coming from SAGA:

Error: grid: memory allocation failed [1545.94mb]

If you run the SAGA command manually (via the command line), does it
work? Maybe the error is due to a newer SAGA version, and unrelated to
QGIS.
Nyall