topic NGA DNC (VPF Database) in Data Management Questions https://community.esri.com/t5/data-management-questions/nga-dnc-vpf-database/m-p/680624#M38604 <HTML><HEAD></HEAD><BODY><SPAN>I downloaded General, Coastal, Approach and Harbor DNC's from dnc.nga.mil and am reading them into Arc Map/Catalog 10.1 using the Data Interoperability extension. During the process, I get warnings "Could not read 'scale' from table '...\lht'; but in the respective LHT's (Library Header Table) there IS an integer value 'scale' (set to 10 for the one I'm looking at).</SPAN><BR /><BR /><SPAN>[Question] Does anyone know why this would be occurring and what impact it will have when I load the data into an ArcMap map?</SPAN><BR /><BR /><SPAN>I did notice that the first map didn't know its coordinate system and I had to re-run import with the coordinate system manually set; along with setting the coordinate system for the map to match. Before doing that the text was always "full size", such that the map was just a black blob of text when zoomed out.</SPAN><BR /><BR /><SPAN>[Question] Does anyone know if DNC's use a coordinate system across all maps, or does it vary from area to area? I.E. NAD around North America and a different system around Africa, etc?</SPAN></BODY></HTML> Mon, 25 Mar 2013 19:27:56 GMT StephenBaier 2013-03-25T19:27:56Z NGA DNC (VPF Database) https://community.esri.com/t5/data-management-questions/nga-dnc-vpf-database/m-p/680624#M38604 <HTML><HEAD></HEAD><BODY><SPAN>I downloaded General, Coastal, Approach and Harbor DNC's from dnc.nga.mil and am reading them into Arc Map/Catalog 10.1 using the Data Interoperability extension. During the process, I get warnings "Could not read 'scale' from table '...\lht'; but in the respective LHT's (Library Header Table) there IS an integer value 'scale' (set to 10 for the one I'm looking at).</SPAN><BR /><BR /><SPAN>[Question] Does anyone know why this would be occurring and what impact it will have when I load the data into an ArcMap map?</SPAN><BR /><BR /><SPAN>I did notice that the first map didn't know its coordinate system and I had to re-run import with the coordinate system manually set; along with setting the coordinate system for the map to match. Before doing that the text was always "full size", such that the map was just a black blob of text when zoomed out.</SPAN><BR /><BR /><SPAN>[Question] Does anyone know if DNC's use a coordinate system across all maps, or does it vary from area to area? I.E. NAD around North America and a different system around Africa, etc?</SPAN></BODY></HTML> Mon, 25 Mar 2013 19:27:56 GMT https://community.esri.com/t5/data-management-questions/nga-dnc-vpf-database/m-p/680624#M38604 StephenBaier 2013-03-25T19:27:56Z