topic Re: Line of Sight tool produces empty output! in 3D Questions https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484793#M2938 <HTML><HEAD></HEAD><BODY><SPAN>Greetings,</SPAN><BR /><BR /><SPAN>What version and service pack are you using?&nbsp; Are you using offsets?</SPAN><BR /><BR /><SPAN>Eric</SPAN></BODY></HTML> Thu, 29 Dec 2011 20:36:44 GMT EricRice 2011-12-29T20:36:44Z Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484789#M2934 <HTML><HEAD></HEAD><BODY><SPAN>I would like to run to determine a Line of Sight using 3D Analyst in ArcMap 10. I have several&nbsp; observer points and would like to see if the target points are visible from the observer points. But when I run the Line of Sight tool it produces empty shapefile. Any insight would be helpful!</SPAN><BR /><BR /><SPAN>Philippe</SPAN></BODY></HTML> Fri, 06 May 2011 23:25:31 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484789#M2934 PhilippeAmstislavski 2011-05-06T23:25:31Z Re: Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484790#M2935 <HTML><HEAD></HEAD><BODY><SPAN>Philippe,</SPAN><BR /><BR /><SPAN>If all you have is observer and target points, you need to create lines between them to perform a line of sight analysis. You can use the </SPAN><A href="http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#//00q90000002p000000.htm">Construct Sight Lines</A><SPAN> tool to generate the line features between target and observer.&nbsp; Use the resulting lines as input into </SPAN><A href="http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#/Line_Of_Sight/00q90000005s000000/">Line of Sight</A><SPAN>.</SPAN><BR /><BR /><SPAN>Eric</SPAN></BODY></HTML> Thu, 12 May 2011 21:44:51 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484790#M2935 EricRice 2011-05-12T21:44:51Z Re: Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484791#M2936 <HTML><HEAD></HEAD><BODY><SPAN>Hello! I am having the same problem and desperately need some help. I've constructed sightlines. I enter in my raster suface, then my sight line features the press okay... and I get a completion with a line of sight feature added to my table of contents but NO LINES... NO COLORS... NO DATA IN THE DATA TABLE.</SPAN><BR /><BR /><BR /><SPAN>PLZZ help</SPAN><BR /><BR /><SPAN>thanks</SPAN></BODY></HTML> Thu, 23 Jun 2011 18:38:34 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484791#M2936 CarolynRennie 2011-06-23T18:38:34Z Re: Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484792#M2937 <HTML><HEAD></HEAD><BODY><SPAN>Have the same problem. </SPAN><BR /><SPAN>When I click the Profile tool it draws me the profile of the line with visible and not visible parts colored but no line is displayed on the map.</SPAN><BR /><SPAN>Any ideas.</SPAN><BR /><SPAN>Thanks.</SPAN></BODY></HTML> Wed, 28 Dec 2011 14:08:23 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484792#M2937 SertaçTAKIL 2011-12-28T14:08:23Z Re: Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484793#M2938 <HTML><HEAD></HEAD><BODY><SPAN>Greetings,</SPAN><BR /><BR /><SPAN>What version and service pack are you using?&nbsp; Are you using offsets?</SPAN><BR /><BR /><SPAN>Eric</SPAN></BODY></HTML> Thu, 29 Dec 2011 20:36:44 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484793#M2938 EricRice 2011-12-29T20:36:44Z Re: Line of Sight tool produces empty output! https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484794#M2939 <HTML><HEAD></HEAD><BODY><SPAN>Running Arc Desktop 10sp2.</SPAN><BR /><BR /><SPAN>Seeing same (no) result when I run LOS manually between two points - when my data frame </SPAN><SPAN style="text-decoration:underline;">is projected</SPAN><SPAN>.&nbsp; As soon as I turn the data frame back to GCS 1984 and run the LOS again the line appears!&nbsp; Very interesting...</SPAN></BODY></HTML> Tue, 17 Jan 2012 14:24:53 GMT https://community.esri.com/t5/3d-questions/line-of-sight-tool-produces-empty-output/m-p/484794#M2939 DaniMaynard 2012-01-17T14:24:53Z