2021/01/01 07:27:05 INFO - neoload.LG_INFO: Starting LoadGenerator Version 7.7.0 ;build=20201130-37 2021/01/01 07:27:05 INFO - neoload.LG_INFO: OS Version: amd64 - Windows 10 - 10.0 2021/01/01 07:27:05 INFO - neoload.LG_INFO: JVM Version: BellSoft - 1.8.0_252 - OpenJDK 64-Bit Server VM - Xmx= 1858600960 bytes 2021/01/01 07:27:05 INFO - neoload.LG_INFO: Sockets Tuning information: MaxUserPort registry key not found;TcpTimedWaitDelay registry key not found; 2021/01/01 07:27:05 INFO - neoload.LG: Registered to Agent. Port 65438 2021/01/01 07:27:05 INFO - neoload.LG: Launching inbound connection listener on port:49165 2021/01/01 07:27:05 INFO - neoload.LG: Connection established with the Controller localhost:7100:49165 2021/01/01 07:27:05 INFO - neoload.LG_INFO: WAN Emulation: disabled 2021/01/01 07:27:06 INFO - neoload.LG: Connection established with the Controller localhost:7100:49165 2021/01/01 07:27:06 INFO - neoload.LG_INFO: Jetty ThreadPool configuration: MinThread=20; MaxThread=20000; IdleTimeoutMs=10000; QueueSize=6000 2021/01/01 07:27:10 ERROR - neoload.CustomAction: Connection to MQTT broker: SSL://HOSTNAME:PORT failed : MqttException: MqttException (0) - javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target MqttException (0) - javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at org.eclipse.paho.client.mqttv3.internal.ExceptionHelper.createMqttException(ExceptionHelper.java:38) at org.eclipse.paho.client.mqttv3.internal.ClientComms$ConnectBG.run(ClientComms.java:736) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.ssl.Alerts.getSSLException(Alerts.java:198) at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1967) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:331) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:325) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1688) at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:226) at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1082) at sun.security.ssl.Handshaker.process_record(Handshaker.java:1010) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1079) at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1388) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1416) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1400) at org.eclipse.paho.client.mqttv3.internal.SSLNetworkModule.start(SSLNetworkModule.java:149) at org.eclipse.paho.client.mqttv3.internal.ClientComms$ConnectBG.run(ClientComms.java:722) ... 7 more Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:450) at sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:317) at sun.security.validator.Validator.validate(Validator.java:262) at sun.security.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:330) at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:237) at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:132) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1670) ... 16 more Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.provider.certpath.SunCertPathBuilder.build(SunCertPathBuilder.java:141) at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:126) at java.security.cert.CertPathBuilder.build(CertPathBuilder.java:280) at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:445) ... 22 more