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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
> Full Name: Kenny > Email Address: address@hidden > Organization: Appnet > Package Version: 3.0u1 build date:2011-09-06 07:06 UTC > Operating System: Windows 7 > Hardware: Java: home: C:\Program Files\IDV_3.0u1\jre version: 1.6.0_20 > j3d:1.5.2 fcs (build4) > Description of problem: > > Connecting to server:adde.ucar.edu > java.io.EOFException > > I'm having problems connecting to the servers. I have opened up ports 112 > and 8080 on both my router and firewall yet I still cannot connect. > Kenny, You need to talk to your network adm., to open the out bound TCP connection to the server at the port 112 for ADDE data. This is not a fixed port number, the connection port is selected by your machine at the time of connection. Yuan > ****************** > Stack trace: > 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:719) > at > edu.wisc.ssec.mcidas.adde.AddeURLConnection.getInputStream(AddeURLConnection.java:793) > at > ucar.unidata.idv.chooser.adde.AddeChooser.checkIfServerIsOk(AddeChooser.java:1186) > at > ucar.unidata.idv.chooser.adde.AddeChooser.canAccessServer(AddeChooser.java:1229) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.connectToServer(AddeImageChooser.java:785) > at > ucar.unidata.idv.chooser.adde.AddeImageChooser.handleConnect(AddeImageChooser.java:617) > at > ucar.unidata.idv.chooser.adde.AddeChooser.handleConnectFromThread(AddeChooser.java:599) > 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:1063) > at ucar.unidata.util.Misc$3.run(Misc.java:1091) > > > Ticket Details =================== Ticket ID: VWC-470771 Department: Support IDV Priority: Normal Status: Closed