Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,
    Expert tip

    Check if you don't have a VPN or something like this messing with your connection. Also, check Jenkins DNS configurations (try to start it with "--dns 8.8.8.8".

Solutions on the web

via GitHub by eliast
, 2 years ago
This exception has no message.
via GitHub by lfoppiano
, 1 year ago
This exception has no message.
via GitHub by lfoppiano
, 1 year ago
This exception has no message.
via GitHub by lfoppiano
, 1 year ago
This exception has no message.
via GitHub by kwongj
, 1 year ago
This exception has no message.
via GitHub by mmokrejs
, 1 year ago
This exception has no message.
java.net.UnknownHostException: hal.inria.fr	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)	at java.net.Socket.connect(Socket.java:579)	at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:635)	at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:160)	at sun.net.NetworkClient.doConnect(NetworkClient.java:180)	at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)	at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)	at sun.net.www.protocol.https.HttpsClient.(HttpsClient.java:264)	at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:934)	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1302)	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)	at fr.inria.anhalytics.commons.utilities.Utilities.request(Utilities.java:435)	at fr.inria.anhalytics.harvest.oaipmh.OAIPMHHarvester.requestFile(OAIPMHHarvester.java:115)	at fr.inria.anhalytics.harvest.oaipmh.OAIPMHHarvester.processTeis(OAIPMHHarvester.java:73)	at fr.inria.anhalytics.harvest.oaipmh.HALOAIPMHHarvester.fetchDocumentsByDate(HALOAIPMHHarvester.java:50)	at fr.inria.anhalytics.harvest.oaipmh.HALOAIPMHHarvester.fetchAllDocuments(HALOAIPMHHarvester.java:69)	at fr.inria.anhalytics.harvest.main.Main.processCommand(Main.java:85)	at fr.inria.anhalytics.harvest.main.Main.main(Main.java:65)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.simontuffs.onejar.Boot.run(Boot.java:340)	at com.simontuffs.onejar.Boot.main(Boot.java:166)