Whoops! The last line of the previous article should have been: touch map/graphfile This will prevent 'make' from trying to add the non-existent edges in the file 'map/more'. Oscar Nierstrasz -- # UUCP: { allegra cornell decvax decwrl floyd ihnp4 linus # sask ubc-vision utzoo uw-beaver watmath } !utcsrgv!oscar