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)