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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>Hello List,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>I can’t get >v.centroids< working in Grass 7.0.3.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>When I try I get the following message:<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>v.centroids --overwrite --quiet input=inputmap output=outputmap cat=1000<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Traceback (most recent call last):<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> File "C:\PROGRA~1\QGISES~1\apps\grass\grass-7.0.3/scripts/v.centroids.py", line 69, in <module> main()<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> File "C:\PROGRA~1\QGISES~1\apps\grass\grass-7.0.3/scripts/v.centroids.py", line 63, in main<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> grass.exec_command("v.category", type = 'area',**options)<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> File "C:\PROGRA~1\QGISES~1\apps\grass\grass-7.0.3\etc\python\grass\script\core.py", line 536, in exec_command<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> os.execvpe(prog, args, env)<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> File "C:\PROGRA~1\QGISES~1\apps\Python27\lib\os.py", line 353, in execvpe<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> _execvpe(file, args, env)<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> File "C:\PROGRA~1\QGISES~1\apps\Python27\lib\os.py", line 380, in _execvpe<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'> func(fullname, *argrest)<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>OSError: [Errno 2] No such file or directory<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>(Wed May 11 08:00:49 2016) Command finished (0 sec</span><span style='font-family:"Verdana",sans-serif'>) <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>I have no idea what that means and where to look for the error.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>Furthermore, the final goal is to run v.centroids as part of an external python script that can be started from outside GRASS.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>When I try this, I get the following message:<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span style='font-size:9.0pt;font-family:"Verdana",sans-serif'>Process ended with non-zero return code 1. See errors in the (error) output.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif'>What ist the "(error) output" of a python script and where can I find it?<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif;mso-fareast-language:DE'>best regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif;font-variant:small-caps;mso-fareast-language:DE'>Uwe Fischer<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana",sans-serif;mso-fareast-language:DE'>--<o:p></o:p></span></p></div></body></html>