This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
> Error opening connection: java.net.ConnectException: Connection timed out: > connect > > Is this problem due to an issue with a firewall or security setting/s? Do I > need a logon id > and password to connect to these servers? Not sure what servers you are trying to connect to. Usually if a adde server is restricted you will get a prompt for a group and project number. It might be a firewall issue. See here: http://www.unidata.ucar.edu/software/idv/docs/userguide/Faq.html#firewall Or the server might be down. -Jeff Ticket Details =================== Ticket ID: BWW-315152 Department: Support IDV Priority: Normal Status: Closed