I think the problem is an illegal variable name "dist.m" This works for me:
data(meuse) coordinates(meuse)=~x+y names(meuse)[12] = 'distm' writeOGR(meuse,".","test",driver="ESRI Shapefile") Robert On Thu, Mar 18, 2010 at 9:26 AM, Roger Bivand <[email protected]> wrote: > On Thu, 18 Mar 2010, caspar hallmann wrote: > >> Dear list, >> >> I am using writeOGR to create an ESRI shapefile from a >> SpatialPointsDataFrame. When opening the shapefile in ArcMap and ask >> for the attributes, I get an error "A column was specified that does >> not exist". > > I only have other tools using OGR (GRASS, QGIS) and Excel 2003 SP3 on > Windows XP. Your example cannot be reproduced using those. I suspect from > trying to interpret the entrails of ESRI "help", that an integer column is > required reproducing the FID values already encoded in the *.shp. Try: > > meuse$FIDs <- 1:nrow(meuse) > > and write out again. This doesn't match your simple copying to get it to > read, though. If others could comment who have access to Arc (which > version), that would be useful. Please include a copy of the messages > displayed when rgdal is loaded, so that we have control of the versions. > > Does changing locale make a difference? > > Roger > >> Similarly, when opening the dbf of the shapefile in Paradox I get >> "Unable to open table. Corrupt table/index header". >> This does not only happen to my own Dataset but also the meuse data. >> >> data(meuse) >> coordinates(meuse)=~x+y >> class(meuse) >> writeOGR(meuse,".","test",driver="ESRI Shapefile") >> # then try ArcMap or Paradox fails as mentioned above. >> #Strangely, when i do >> write.dbf(read.dbf("test.dbf"),file="test2") >> #then renaming test2 into test, my attribute tables open up fine, and >> Paradox stops complaining. >> >> any clues? >> >> Caspar. >> >>> sessionInfo() >> >> R version 2.10.1 (2009-12-14) >> i386-pc-mingw32 >> >> locale: >> [1] LC_COLLATE=Dutch_Netherlands.1252 LC_CTYPE=Dutch_Netherlands.1252 >> LC_MONETARY=Dutch_Netherlands.1252 LC_NUMERIC=C >> [5] LC_TIME=Dutch_Netherlands.1252 >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> other attached packages: >> [1] pscl_1.03.3 coda_0.13-4 mvtnorm_0.9-9 >> automap_1.0-5 MASS_7.3-5 lme4_0.999375-32 >> Matrix_0.999375-33 maptools_0.7-29 >> [9] lattice_0.18-3 foreign_0.8-39 raster_0.9.9-24 >> rgdal_0.6-24 gstat_0.9-66 sp_0.9-57 >> >> loaded via a namespace (and not attached): >> [1] grid_2.10.1 tools_2.10.1 >> >> _______________________________________________ >> R-sig-Geo mailing list >> [email protected] >> https://stat.ethz.ch/mailman/listinfo/r-sig-geo >> > > -- > Roger Bivand > Economic Geography Section, Department of Economics, Norwegian School of > Economics and Business Administration, Helleveien 30, N-5045 Bergen, > Norway. voice: +47 55 95 93 55; fax +47 55 95 95 43 > e-mail: [email protected] > > _______________________________________________ > R-sig-Geo mailing list > [email protected] > https://stat.ethz.ch/mailman/listinfo/r-sig-geo > _______________________________________________ R-sig-Geo mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-geo
