> I am trying to load some shapefiles loaded on the postgresql (with postgis) > but the message attached appears. > > Could you tell me what should I do ? > You should install GEOS with postgis, as stated in the message box. If you are on Windows, Mark Cave-Ayland has released 1.0.1 binaries with GEOS support. http://www.webbased.co.uk/mca/ NIcolas