topic Euclidean allocation/distance error in Geoprocessing Questions https://community.esri.com/t5/geoprocessing-questions/euclidean-allocation-distance-error/m-p/667639#M22228 <HTML><HEAD></HEAD><BODY><SPAN>I am trying to run a euclidean allocation/distance command on a medium sized raster (a HUC8 watershed, 8000 x 9000 cells).&nbsp; The in_source_data is a buffered stream network grid whose values are elevations.&nbsp; Both the inputs and outputs are being stored in a file geodatabase, created in ArcGIS 10. I am running it in Python (PythonWin) using the following snippet of pertinent code (after having imported the necessary modules, etc).</SPAN><BR /><BR /><SPAN>outEucAllo2 = EucAllocation("bufgrid", "", "", cellsize, "", "bufdist", "")</SPAN><BR /><SPAN>outEucAllo2.save("bufallo")</SPAN><BR /><SPAN>del outEucAllo2 </SPAN><BR /><BR /><SPAN>It runs seemingly well-- no errors raised.&nbsp; Problem is, when I look at the results, it looks great in some the areas and very incorrect in other areas.&nbsp; (Attached image 1) When you zoom in, you can see that it is, in fact, corrupt and not just a display/pyramids problem.</SPAN><BR /><BR /><SPAN>Is this the results of a memory limitation/error?&nbsp; The memory usage on my machine doesn't seem strained (PythonWin using &lt;500MB out of 2GB available,&nbsp; with no other big processes running).&nbsp; Any other possible causes?</SPAN><BR /><BR /><SPAN>Thanks in advance for any input.</SPAN><BR /><SPAN>-Erik</SPAN></BODY></HTML> Thu, 07 Jul 2011 18:31:01 GMT ErikMartin 2011-07-07T18:31:01Z Euclidean allocation/distance error https://community.esri.com/t5/geoprocessing-questions/euclidean-allocation-distance-error/m-p/667639#M22228 <HTML><HEAD></HEAD><BODY><SPAN>I am trying to run a euclidean allocation/distance command on a medium sized raster (a HUC8 watershed, 8000 x 9000 cells).&nbsp; The in_source_data is a buffered stream network grid whose values are elevations.&nbsp; Both the inputs and outputs are being stored in a file geodatabase, created in ArcGIS 10. I am running it in Python (PythonWin) using the following snippet of pertinent code (after having imported the necessary modules, etc).</SPAN><BR /><BR /><SPAN>outEucAllo2 = EucAllocation("bufgrid", "", "", cellsize, "", "bufdist", "")</SPAN><BR /><SPAN>outEucAllo2.save("bufallo")</SPAN><BR /><SPAN>del outEucAllo2 </SPAN><BR /><BR /><SPAN>It runs seemingly well-- no errors raised.&nbsp; Problem is, when I look at the results, it looks great in some the areas and very incorrect in other areas.&nbsp; (Attached image 1) When you zoom in, you can see that it is, in fact, corrupt and not just a display/pyramids problem.</SPAN><BR /><BR /><SPAN>Is this the results of a memory limitation/error?&nbsp; The memory usage on my machine doesn't seem strained (PythonWin using &lt;500MB out of 2GB available,&nbsp; with no other big processes running).&nbsp; Any other possible causes?</SPAN><BR /><BR /><SPAN>Thanks in advance for any input.</SPAN><BR /><SPAN>-Erik</SPAN></BODY></HTML> Thu, 07 Jul 2011 18:31:01 GMT https://community.esri.com/t5/geoprocessing-questions/euclidean-allocation-distance-error/m-p/667639#M22228 ErikMartin 2011-07-07T18:31:01Z Re: Euclidean allocation/distance error https://community.esri.com/t5/geoprocessing-questions/euclidean-allocation-distance-error/m-p/667640#M22229 <HTML><HEAD></HEAD><BODY><SPAN>In case anyone else has this problem, it seems to be resolved by running the Python script in the ArcMap Python dialog rather than in PythonWin.&nbsp; </SPAN><BR /><BR /><SPAN>Perhaps the ArcSOMP.exe executable manages memory better than PythonWin.exe, even if they are using the same modules???</SPAN></BODY></HTML> Fri, 08 Jul 2011 14:53:00 GMT https://community.esri.com/t5/geoprocessing-questions/euclidean-allocation-distance-error/m-p/667640#M22229 ErikMartin 2011-07-08T14:53:00Z