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  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".

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via lxway.com by Unknown author, 1 year ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/scp/1.8/scp.hpi
via Google Groups by David Aldrich, 2 years ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/metrics/3.0.10/metrics.hpi
via Google Groups by ch0...@126.com (JIRA), 1 month ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/script-security/1.43/script-security.hpi
via Stack Overflow by Vinayak Kaladhar
, 1 year ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/email-ext/2.44/email-ext.hpi
via Stack Overflow by tsivarajan
, 2 months ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/selenium/3.7.1/selenium.hpi
via Stack Overflow by kiran kumar
, 4 weeks ago
Failed to download from http://updates.jenkins-ci.org/download/plugins/credentials/2.1.16/credentials.hpi
java.net.UnknownHostException: updates.jenkins-ci.org	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)	at java.net.Socket.connect(Socket.java:589)	at java.net.Socket.connect(Socket.java:538)	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.http.HttpClient.(HttpClient.java:211)	at sun.net.www.http.HttpClient.New(HttpClient.java:308)	at sun.net.www.http.HttpClient.New(HttpClient.java:326)	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1167)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1103)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:997)	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:931)	at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1511)	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1439)	at sun.net.www.protocol.http.HttpURLConnection.getHeaderField(HttpURLConnection.java:2929)	at java.net.URLConnection.getHeaderFieldLong(URLConnection.java:629)	at java.net.URLConnection.getContentLengthLong(URLConnection.java:501)	at java.net.URLConnection.getContentLength(URLConnection.java:485)	at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:755)	at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1138)	at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1298)	at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1116)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)	at java.util.concurrent.FutureTask.run(FutureTask.java:266)	at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:104)	at java.lang.Thread.run(Thread.java:745)