You should not need to worry about them (even if they are irritating. Fixing the TLD messages requires some changes to some tomcat config files; you can google that message to see what needs to be done. The second is a result of multiple configurations of slf4j. Again, no problem, just irritating. =Dennis Heimbigner Unidata Ticket Details =================== Ticket ID: GBF-806116 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.