Hi, I would start by adding EXTENT element at MAP level, see for example http://www.mapserver.org/introduction.html
-Jukka Rahkonen- > Kent Morrison wrote: > I have mapserver 5.4.2 installed. > I have two different shape files, one renders properly the other only returns > blank images > The debug log for the one that does not work returns: > [Tue Jan 19 20:34:59 2010].212000 CGI Request 1 on process 1180 [Tue Jan 19 20:34:59 2010].212000 mapserv(): Web application error. No way to generate map extent. [Tue Jan 19 20:34:59 2010].212000 msCalculateScale(): General error message. Invalid image extent, minx=-1.000000, miny=-1.000000, maxx=-1.000000, maxy=-1.000000. [Tue Jan 19 20:34:59 2010].212000 msTileSetExtent (-13090872.991896, 6046512.903143) (-13071381.549686, 6066004.345353) [Tue Jan 19 20:34:59 2010].227000 msDrawMap(): Layer 0 (SpokaneTrafficFlows), 0.000s [Tue Jan 19 20:34:59 2010].227000 msDrawMap(): Drawing Label Cache, 0.000s [Tue Jan 19 20:34:59 2010].227000 msDrawMap() total time: 0.015s [Tue Jan 19 20:34:59 2010].274000 msSaveImage() total time: 0.047s [Tue Jan 19 20:34:59 2010].274000 mapserv request processing time (loadmap not incl.): 0.062s [Tue Jan 19 20:34:59 2010].274000 msFreeMap(): freeing map at 01A5AF00. [Tue Jan 19 20:34:59 2010].274000 freeLayer(): freeing layer at 020E4160. the map file is: MAP IMAGETYPE AGG SIZE 256 256 SHAPEPATH "/MapServerData/ShapeFiles/1" IMAGECOLOR 255 255 255 TRANSPARENT ON FONTSET "../../fonts/fonts.list" CONFIG PROJ_LIB "c:\ms4w\proj\nad\" CONFIG MS_ERRORFILE "c:\ms4w\tmp\errors2.txt" DEBUG 5 PROJECTION "init=epsg:4326" END OUTPUTFORMAT NAME 'AGG' DRIVER AGG/PNG IMAGEMODE RGB END #Outputformat LAYER NAME SpokaneTrafficFlows DATA TrafficFlow_2007 STATUS ON TYPE LINE DEBUG 5 CLASS NAME "classSpokaneTrafficFlows" STYLE COLOR 127 255 64 OPACITY 50 OUTLINECOLOR 255 128 64 WIDTH 3 END #style END #class END #layer END #Map running shp2img.exe returns: msLoadMap(): Image handling error. Unable to initialize image msCalculateScale(): General error message. invalid image extent .... I get the same results for shp2img on the working shapefile/map file. THE FOLLOWING WORKS: MAP IMAGETYPE AGG SIZE 256 256 SHAPEPATH "/MapServerData/ShapeFiles/1" IMAGECOLOR 255 255 255 TRANSPARENT ON FONTSET "../../fonts/fonts.list" CONFIG PROJ_LIB "c:\ms4w\proj\nad\" PROJECTION "init=epsg:4326" END OUTPUTFORMAT NAME 'AGG' DRIVER AGG/PNG IMAGEMODE RGB END #Outputformat LAYER NAME TxCounties DATA co48_d00 STATUS ON TYPE Polygon CLASS NAME "classTxCounties" STYLE COLOR 0 255 0 OPACITY 25 OUTLINECOLOR 0 0 0 WIDTH 2 END #style END #class END #layer END #Map Anyone have any idea's why this might not work in the first case? Or what else can I do to debug the problem? Kent <mailto:kmorri...@advantrack.com> _______________________________________________ mapserver-users mailing list mapserver-users@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/mapserver-users