java.net.UnknownHostException

If you like a tip written by other Samebug users, mark is as helpful! Marks help our algorithm provide you better solutions and also help other users.
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".

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

  • GitHub comment 2#240757953
    via GitHub by gphilipp
    ,
  • GitHub comment 2249#259112818
    via GitHub by Siedlerchr
    ,
  • ODK Aggregate App Engine Updater Error
    via by Martin Njoroge,
  • issues with offline build
    via GitHub by fhuberts
    ,
  • uploader tool failling
    via by Richard Norton,
    • java.net.UnknownHostException: github.com at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at sun.security.ssl.SSLSocketImpl.connect(Unknown Source) at sun.security.ssl.BaseSSLSocketImpl.connect(Unknown Source) at sun.net.NetworkClient.doConnect(Unknown Source) at sun.net.www.http.HttpClient.openServer(Unknown Source) at sun.net.www.http.HttpClient.openServer(Unknown Source) at sun.net.www.protocol.https.HttpsClient.<init>(Unknown Source) at sun.net.www.protocol.https.HttpsClient.New(Unknown Source) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source) at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source) at java.net.URL.openStream(Unknown Source) at Boot.download(Boot.java:173) at Boot.install(Boot.java:224) at Boot.main(Boot.java:243)

    Users with the same issue

    Unknown visitor
    Unknown visitor1 times, last one,
    Andreas HäberAndreas Häber
    1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    111 more bugmates