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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
> Hi Yuan, > > When I tried to access the atm.ucar.edu satellite server in the IDV, the > program would not connect to the server, and I received this error message: > > Connecting to server:atm.ucar.edu > java.io.EOFException > I don't see any problem connecting to atm.ucar.edu server from my home internet. Please retry, maybe from a different internet. Yuan > When I clicked on "show details in the error window, I received this > information: > > java.io.EOFException > > at java.util.zip.GZIPInputStream.readUByte(Unknown Source) > at java.util.zip.GZIPInputStream.readUShort(Unknown Source) > at java.util.zip.GZIPInputStream.readHeader(Unknown Source) > at java.util.zip.GZIPInputStream.<init>(Unknown Source) > at java.util.zip.GZIPInputStream.<init>(Unknown Source) > at > edu.wisc.ssec.mcidas.adde.AddeURLConnection.connect(AddeURLConnection.java:744) > at > edu.wisc.ssec.mcidas.adde.AddeURLConnection.getInputStream(AddeURLConnection.java:819) > at > ucar.unidata.idv.chooser.adde.AddeChooser.checkIfServerIsOk(AddeChooser.java:1187) > at > ucar.unidata.idv.chooser.adde.AddeChooser.canAccessServer(AddeChooser.java:1230) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.connectToServer(AddeImageChooser.java:802) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.handleConnect(AddeImageChooser.java:634) > at > ucar.unidata.idv.chooser.adde.AddeChooser.handleConnectFromThread(AddeChooser.java:600) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at ucar.unidata.util.Misc$2.run(Misc.java:1215) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > Ticket Details =================== Ticket ID: DSL-728499 Department: Support IDV 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.