The clipboard is empty Communications were interrupted Requires a Macintosh Plus or later model Can't get the Clipboard Resource File not found Resource not found Printer or Modem port is already in use AppleTalk is turned off; turn on AppleTalk using the Chooser and then Restart Can't rename file External File System error Can't access disk or volume Duplicate file or folder name File is busy or in use File is locked Disk is locked Can't find file Too many files open Invalid file or disk/volume name I/O error Unknown disk or volume Disk is full Directory is full Out of memory