Hi, I need to use the field calculator to add the file name or layer name to a new field. Is there an expression for that? If not, can someone help me with the function Editor? Thanks Nicolas Cadieux M.Sc. Les Entreprises Archéotec inc. 8548, rue Saint-Denis Montréal H2P 2H2 Téléphone: 514.381.5112 Fax: 514.381.4995 www.archeotec.ca