The Server rejected the connection: None of the protocols were accepted

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    • Type: Bug
    • Resolution: Incomplete
    • Priority: Blocker
    • Component/s: core
    • None
    • Environment:
      Jenkins version 2.7.4 installed as master on Ubuntu 14.04

      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main createEngine
      INFO: Setting up slave: PCNew
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener <init>
      INFO: Jenkins agent is running in headless mode.
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Locating server among https://myserver/jenkins/, http://myserver:8080/jenkins/
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Handshaking
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Connecting to myserver:56029
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Trying protocol: JNLP3-connect
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Server didn't accept the handshake: Unknown protocol:Protocol:JNLP3-connec
      t
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Connecting to myserver:56029
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Trying protocol: JNLP2-connect
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Server didn't accept the handshake: PCNew is already connected to this mas
      ter. Rejecting this connection.
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Connecting to myserver:56029
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Trying protocol: JNLP-connect
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Server didn't accept the handshake: PCNew is already connected to this mas
      ter. Rejecting this connection.
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener status
      INFO: Connecting to myserver:56029
      Dec 26, 2016 11:12:07 AM hudson.remoting.jnlp.Main$CuiListener error
      SEVERE: The server rejected the connection: None of the protocols were accepted
      java.lang.Exception: The server rejected the connection: None of the protocols were accepted
      at hudson.remoting.Engine.onConnectionRejected(Engine.java:335)
      at hudson.remoting.Engine.run(Engine.java:307)

            Assignee:
            Unassigned
            Reporter:
            Saranya U
            Votes:
            0 Vote for this issue
            Watchers:
            1 Start watching this issue

              Created:
              Updated:
              Resolved: