Greetings Karnan, Are you able to see the xml in your browser if you visit: http://www.unidata.ucar.edu/georesources/idvcatalog.xml Cheers, Sean > Full Name: Karnan Chinnadurai > Email Address: address@hidden > Organization: NIO > Package Version: 3.0u2 > Operating System: Windows 7 > Hardware: > Description of problem: Dear sir, > I tried the following URLs and Catalog which were not connected, > > The URLs Tried to connect: > http://www.usgodae.org/dods/GDS/nogaps_comp/NOGAPS_comp_grid_ulm-0000 > http://www.usgodae.org/dods/GDS/nogaps_comp/NOGAPS_comp_grid_vlm-0000 > > The Catalogs > http://www.unidata.ucar.edu/georesources/idvcatalog.xml > > Kindly see the attached screen prints for the message given by it. > Ticket Details =================== Ticket ID: LYC-502138 Department: Support IDV Priority: Normal Status: Open