2021-03-02 12:59:42.607+0000 [id=310]   INFO    h.TcpSlaveAgentListener$ConnectionHandler#run: Connection #1 failed: java.io.EOFException
2021-03-02 12:59:42.633+0000 [id=311]   INFO    h.TcpSlaveAgentListener$ConnectionHandler#run: Accepted JNLP4-connect connection #2 from /10.119.64.14:60807
2021-03-02 13:00:31.071+0000 [id=333]   INFO    h.TcpSlaveAgentListener$ConnectionHandler#run: Connection #3 failed: java.io.EOFException
2021-03-02 13:00:31.083+0000 [id=334]   INFO    h.TcpSlaveAgentListener$ConnectionHandler#run: Accepted JNLP4-connect connection #4 from /10.119.64.14:60826
2021-03-02 13:00:31.137+0000 [id=322]   WARNING o.j.r.p.i.SSLEngineFilterLayer#onRecv: [JNLP4-connect connection from jenkins.windows.node/10.119.64.14:60826]
java.lang.NullPointerException
        at jenkins.slaves.DefaultJnlpSlaveReceiver.afterProperties(DefaultJnlpSlaveReceiver.java:127)
        at org.jenkinsci.remoting.engine.JnlpConnectionState$2.invoke(JnlpConnectionState.java:394)
        at org.jenkinsci.remoting.engine.JnlpConnectionState.fire(JnlpConnectionState.java:337)
        at org.jenkinsci.remoting.engine.JnlpConnectionState.fireAfterProperties(JnlpConnectionState.java:391)
        at org.jenkinsci.remoting.engine.JnlpProtocol4Handler$Handler.onReceiveHeaders(JnlpProtocol4Handler.java:323)
        at org.jenkinsci.remoting.protocol.impl.ConnectionHeadersFilterLayer.onRecv(ConnectionHeadersFilterLayer.java:196)
        at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecv(ProtocolStack.java:668)
        at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processRead(SSLEngineFilterLayer.java:369)
        at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecv(SSLEngineFilterLayer.java:117)
        at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecv(ProtocolStack.java:668)
        at org.jenkinsci.remoting.protocol.NetworkLayer.onRead(NetworkLayer.java:136)
        at org.jenkinsci.remoting.protocol.impl.NIONetworkLayer.ready(NIONetworkLayer.java:160)
        at org.jenkinsci.remoting.protocol.IOHub$OnReady.run(IOHub.java:795)
        at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
        at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base/java.lang.Thread.run(Thread.java:834)
2021-03-02 13:00:31.137+0000 [id=322]   SEVERE  o.j.r.p.impl.NIONetworkLayer#ready: [JNLP4-connect connection from jenkins.windows.node/10.119.64.14:60826] Uncaught NullPointerException
java.lang.NullPointerException
        at jenkins.slaves.DefaultJnlpSlaveReceiver.afterProperties(DefaultJnlpSlaveReceiver.java:127)
        at org.jenkinsci.remoting.engine.JnlpConnectionState$2.invoke(JnlpConnectionState.java:394)
        at org.jenkinsci.remoting.engine.JnlpConnectionState.fire(JnlpConnectionState.java:337)
        at org.jenkinsci.remoting.engine.JnlpConnectionState.fireAfterProperties(JnlpConnectionState.java:391)
        at org.jenkinsci.remoting.engine.JnlpProtocol4Handler$Handler.onReceiveHeaders(JnlpProtocol4Handler.java:323)
        at org.jenkinsci.remoting.protocol.impl.ConnectionHeadersFilterLayer.onRecv(ConnectionHeadersFilterLayer.java:196)
        at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecv(ProtocolStack.java:668)
        at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processRead(SSLEngineFilterLayer.java:369)
        at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecv(SSLEngineFilterLayer.java:117)
        at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecv(ProtocolStack.java:668)
        at org.jenkinsci.remoting.protocol.NetworkLayer.onRead(NetworkLayer.java:136)
        at org.jenkinsci.remoting.protocol.impl.NIONetworkLayer.ready(NIONetworkLayer.java:160)
        at org.jenkinsci.remoting.protocol.IOHub$OnReady.run(IOHub.java:795)
        at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
        at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base/java.lang.Thread.run(Thread.java:834)