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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
> I'm trying to access this catalog in the IDV: > https://thredds.ucar.edu/thredds/idd/forecastModels.xml > > and am getting the below error. I'm assuming Java is checking the ssl > certificate on the server but I'm not sure why there is an error as the > hostname in the URL is the one that is expected according to the error > message > > -Jeff Very interesting, if I entered "http://thredds.ucar.edu/thredds/idd/forecastModels.xml", I didn't see the redirect, and it worked. But https works in the browser, I need to check with Jen to find out what is the configuration behind the apache. Yuan > > java.io.IOException: HTTPS hostname wrong: should be <thredds.ucar.edu> > at > sun.net.www.protocol.https.HttpsClient.checkURLSpoofing(HttpsClient.java:649) > at > sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:573) > at > sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185) > at > sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1546) > at > sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1474) > at > java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480) > at > com.sun.net.ssl.internal.www.protocol.https.HttpsURLConnectionOldImpl.getResponseCode(HttpsURLConnectionOldImpl.java:308) > at ucar.unidata.util.IOUtil.getInputStream(IOUtil.java:1265) > > Ticket Details =================== Ticket ID: OUW-309680 Department: Support IDV 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.