Frankly: if you *really need* topology you should stick to grass.
Shapefiles are not
the right way to go IMHO.
Well, in "real life", i have no influence on what kind of data I'm
penetrated with. But cleaning shapes with v.in.org + advanced options most
of the time does the trick, and thereafter, shapesfiles are *ok* again.
--
Bernd Vogelgesang * Siedlerstrasse 2 * 91083 Baiersdorf * +49-9133-825374
_______________________________________________
Qgis-user mailing list
Qgis-user@lists.osgeo.org
http://lists.osgeo.org/mailman/listinfo/qgis-user