[Qgis-user] vector tools of Grass failed in Qgis 3 Mac os

[William Kyngesburye]

Did you follow the instructions in the Readme to add an environment variable?  It's needed for this very reason - external scripts (GRASS, GDAL, ...) can't find python without it.

> On Aug 21, 2018, at 5:07 AM, Mensio Federico <mensio at ipla.org> wrote:
> 
> Its' seems a problem of Python. Some solution?
> 
> Algorithm 'v.clean' starting…
> Parametri in ingresso:
> { '-b' : False, '-c' : False, 'GRASS_MIN_AREA_PARAMETER' : 0.0001, 'GRASS_OUTPUT_TYPE_PARAMETER' : 0, 'GRASS_REGION_PARAMETER' : None, 'GRASS_SNAP_TOLERANCE_PARAMETER' : 1, 'GRASS_VECTOR_DSCO' : '', 'GRASS_VECTOR_LCO' : '', 'error' : '/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/510564a2b8db42e393e2254640a879ae/error.shp', 'input' : '/progetti/temp/suoli_test.shp', 'output' : '/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/16c02a3f39974724bef28a376b3e63ca/output.shp', 'threshold' : '1', 'tool' : [0], 'type' : [0,1,2,3,4,5,6] }
> 
> g.proj -c proj4="+proj=utm +zone=32 +datum=WGS84 +units=m +no_defs"
> v.in.ogr min_area=0.0001 snap=1.0 input="/progetti/temp/suoli_test.shp" output="vector_5b7be41acf0d87" --overwrite -o
> g.region n=5068419.991296747 s=4905848.379899999 e=521593.56898278 w=350249.30290076975
> v.clean input=vector_5b7be41acf0d87 type="point,line,boundary,centroid,area,face,kernel" tool="break" threshold="1" output=output10c76cc109c14eca860414df206c8505 error=error10c76cc109c14eca860414df206c8505 --overwrite
> v.out.ogr -c type="auto" input="output10c76cc109c14eca860414df206c8505" output="/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/16c02a3f39974724bef28a376b3e63ca/output.shp" format="ESRI_Shapefile" --overwrite
> v.out.ogr -c type="auto" input="error10c76cc109c14eca860414df206c8505" output="/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/510564a2b8db42e393e2254640a879ae/error.shp" format="ESRI_Shapefile" --overwrite
> env: python3: No such file or directory
> env: python3: No such file or directory
> Esecuzione completata in 0.64 secondi
> Risultati:
> {'error': <QgsProcessingOutputLayerDefinition {'sink':/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/510564a2b8db42e393e2254640a879ae/error.shp, 'createOptions': {'fileEncoding': 'System'}}>,
> 'output': <QgsProcessingOutputLayerDefinition {'sink':/var/folders/_p/g0dpln352f7fw6mpryz77ddc0000gn/T/processing_8fc8a3cd9db144d8a7e04d741f6b2821/16c02a3f39974724bef28a376b3e63ca/output.shp, 'createOptions': {'fileEncoding': 'System'}}>}
> 
> 
> -- 
> Federico MENSIO
> IPLA spa
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> 
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-----
William Kyngesburye <kyngchaos*at*kyngchaos*dot*com>
http://www.kyngchaos.com/

All generalizations are dangerous, even this one.


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