I cannot help with log4j problem, but wrt the netcdf library, my speculation is that you do not have a file named libnetcdfd.so. If not, you can create it as a symbolic link to libnetcdf.so.7.2.0 =Dennis Heimbigner Unidata Ticket Details =================== Ticket ID: UZH-547818 Department: Support THREDDS Priority: Normal Status: Open =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.