> Now when I did ldd $OS_BIN/dcgrib2 > > I got ldd: /dcgrib2: No such file or directory. What is ls -al gem.gem? If $OS_BIN is not found, then the correct environmental variable file has not been sourced. Please see: http://www.unidata.ucar.edu/software/gempak/doc/install.html#sourcing And be sure that either .bashrc or .cshrc for your user account contain sourcing of Gemenviron (or Gemenviron.profile for bash). Michael James Unidata Program Center Boulder, CO Ticket Details =================== Ticket ID: RNK-269103 Department: Support GEMPAK Priority: Normal Status: Open