Hi Gilbert, The log messages are harmless, though they will clutter-up your log file. If you can answer the question in my previous response, then I might be able to reduce their number. Regards, Steve Emmerson Ticket Details =================== Ticket ID: YHP-694775 Department: Support LDM Priority: Normal Status: Closed =================== 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.