You may have to update your PATH in Windows to point to the GDAL directory. Also, I think you also need the GRFPMessage.dll and GRFPOverides.dll gordon -- View this message in context: http://osgeo-org.1560.n6.nabble.com/GDAL-provider-dlls-tp4990850p4990894.html Sent from the MapGuide Users mailing list archive at Nabble.com.