HYSPLIT Forum: hysplitbbs.arl.noaa.gov

Hi,
I am getting the same error message when I try to run the Concentration Model with any Control file. Here is the Control file that I am trying to execute but I get the same result for the sample_conc control file that is part of the HYSPLIT user guide.
The message is: "Concentration executable ...

I am trying to download data from the NAM12 meteorological archives and am having difficulties with the download. I am attaching my GUI inputs to the FTP Meteorological Archive Data retrieval. When I click on the "FTP Data File" button, I get this message: FTP failed: ftp.arl.noaa.gov -> /pub ...