andrew haywood wrote > Hi All, > > I am getting an error using i.colors.enhance on Windoes Grass 7.2.1 which > crashes the session. > > I get the following error in the command window. > > Any advice would be greatly appreciated. > > Cheers > Andrew > > ((Sat Jul 15 14:25:12 2017) > > i.colors.enhance red=s1_vv_10@PERMANENT green=s1_vh_10@PERMANENT > blue=s1_10_diff@PERMANENT > Processing... > Process Process-3: > Traceback (most recent call last): > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 258, in > _bootstrap > self.run() > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 114, in > run > self._target(*self._args, **self._kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 105, in > get_percentile_mp > result = get_percentile(map, percentiles) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 89, in > get_percentile > percentiles=values, quiet=True) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 461, in > read_command > return handle_errors(returncode, stdout, args, kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 329, in > handle_errors > returncode=returncode) > CalledModuleError: Module run None ['r.quantile', '--q', > 'input=s1_10_diff@PERMANENT', 'percentiles=2,98'] ended with > error > Process ended with non-zero return code 255. See errors in > the (error) output. > Process Process-1: > Traceback (most recent call last): > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 258, in > _bootstrap > self.run() > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 114, in > run > self._target(*self._args, **self._kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 105, in > get_percentile_mp > result = get_percentile(map, percentiles) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 89, in > get_percentile > percentiles=values, quiet=True) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 461, in > read_command > return handle_errors(returncode, stdout, args, kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 329, in > handle_errors > returncode=returncode) > CalledModuleError: Module run None ['r.quantile', '--q', > 'input=s1_vv_10@PERMANENT', 'percentiles=2,98'] ended with > error > Process ended with non-zero return code 255. See errors in > the (error) output. > Process Process-2: > Traceback (most recent call last): > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 258, in > _bootstrap > self.run() > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\Python27\lib\multiprocessing\process.py", line 114, in > run > self._target(*self._args, **self._kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 105, in > get_percentile_mp > result = get_percentile(map, percentiles) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\scripts\i.colors.enhance.py", line 89, in > get_percentile > percentiles=values, quiet=True) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 461, in > read_command > return handle_errors(returncode, stdout, args, kwargs) > File "C:\Program Files (x86)\GRASS GIS > 7.2.1\etc\python\grass\script\core.py", line 329, in > handle_errors > returncode=returncode) > CalledModuleError: Module run None ['r.quantile', '--q', > 'input=s1_vh_10@PERMANENT', 'percentiles=2,98'] ended with > error > Process ended with non-zero return code 255. See errors in > the (error) output.
tested here with System Info GRASS version: 7.2.1 GRASS SVN revision: r71013 Build date: 2017-05-03 Build platform: x86_64-w64-mingw32 GDAL: 2.1.3 PROJ.4: 4.9.3 GEOS: 3.5.0 SQLite: 3.17.0 Python: 2.7.5 wxPython: 2.8.12.1 Platform: Windows-8-6.2.9200 (OSGeo4W) GRASS version: 7.3.svn GRASS SVN revision: r71251 Build date: 2017-07-10 Build platform: x86_64-w64-mingw32 GDAL: 2.2.1 PROJ.4: 4.9.3 GEOS: 3.5.0 SQLite: 3.17.0 Python: 2.7.5 wxPython: 2.8.12.1 Platform: Windows-8-6.2.9200 (OSGeo4W) and the example from the manual: https://grass.osgeo.org/grass73/manuals/i.colors.enhance.html ------ g.region raster=lsat7_2002_10 -p i.colors.enhance blue=lsat7_2002_10 green=lsat7_2002_20 red=lsat7_2002_30 strength=95 ------ it works as expected. did you set your region to your images? could you test the manual example with the NC sample data set? ----- best regards Helmut -- View this message in context: http://osgeo-org.1560.x6.nabble.com/Error-with-i-colors-enhance-on-Windows-Grass-7-21-tp5327995p5328003.html Sent from the Grass - Users mailing list archive at Nabble.com. _______________________________________________ grass-user mailing list [email protected] https://lists.osgeo.org/mailman/listinfo/grass-user
