Frank, please supply a backtrace of the crash (`bt` in gdb once it has halted at the segfault)
-- thomas On Wed, Sep 4, 2013 at 2:25 PM, Frank Broniewski <[email protected]> wrote: > Hi, > > I just updated my mapserver installation to the latest version (6.2.1). I'm > running FreeBSD 9.1 and I'm getting a segmentation fault related to > expression usage in my mapfile. I've already compiled mapserver with debug > symbols and I loaded the core file into gdb: > >> gdb /usr/local/www/apache22/cgi-bin/mapserv mapserv.core > <snip> > Reading symbols from /lib/libc.so.7...done. > Loaded symbols for /lib/libc.so.7 > Reading symbols from /usr/local/lib/libintl.so.9...done. > Loaded symbols for /usr/local/lib/libintl.so.9 > Reading symbols from /usr/lib/libsupc++.so.1...done. > Loaded symbols for /usr/lib/libsupc++.so.1 > Reading symbols from /libexec/ld-elf.so.1...done. > Loaded symbols for /libexec/ld-elf.so.1 > #0 0x00000008008e2520 in yylex (lvalp=0x7fffffffd250, p=0x7fffffffd3b0) at > mapparser.y:649 > 649 mapparser.y: No such file or directory. > in mapparser.y > [New Thread 809007400 (LWP 101134/mapserv)] > > So apparently there seems to be a file missing!? Looking at the source code > (git), line 649 is a blank line, so I'm not sure what's missing exactly. > I've got yacc, bison and flex installed. For testing purposes I'm using the > mapserver cgi on the command line: > > /usr/local/www/apache22/cgi-bin/mapserv -nh > "QUERY_STRING=map=/data/web/mapserver/cnra/cnra.map&mode=map&layer=boundaries" > > The boundaries layer: > > Layer > > # Classitem "level" > Connection "host=10.0.0.2 dbname=osm user=user password=guessme" > Connectiontype Postgis > Data "geom FROM (SELECT osm_id, way AS geom, name, admin_level AS level, > tags FROM planet_osm_polygon) AS foo USING UNIQUE osm_id USING SRID=3857" > Filter "tags ?& ARRAY['boundary', 'admin_level']" > Name "boundaries" > Processing "CLOSE_CONNECTION=DEFER" > Status on > Type line > Units meters > > Metadata > "ows_title" "Boundary Map" > "ows_abstract" "Boundary map - data from OpenStreetMap, ODbl > licensed" > End > > Projection > "init=epsg:3857" > End > > Class > > Expression ("[level]" = "6") > # Expression "6" > Name "communes" > > Style > Color 10 10 10 > Opacity 50 > Width 2 > End > > End > End > > > The classitem / simple expression (Expression "6") works with the mapserver > cgi, but python mapscript throws an error: _mapscript.MapServerError: > msEvalExpression(): General error message. Invalid item index. > > I've read the mapserver expressions documentation [1] and the note that says > something about the working environment might be linked to more than one > expression library. But my operating system skills are not high enough to > turn this paragraph into something useful for me. > > So any help is greatly appreciated. > > Frank > > > Frank BRONIEWSKI > > METRICO s.à r.l. > géomètres > technologies d'information géographique > rue des Romains 36 > L-5433 NIEDERDONVEN > > tél.: +352 26 74 94 - 28 > fax.: +352 26 74 94 99 > http://www.metrico.lu > _______________________________________________ > mapserver-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapserver-users _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
