Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,
    Expert tip

    If you're using wiremock, configure your code to accept wiremock self-signed certificate or create a keystore and certificate that are trusted by your HTTP client and configure wiremock to use that

  2. ,
    via Stack Overflow by carlos

    Set the mail.smtp.ssl.trust system property to an smtp host, like smtp.gmail.com.

Solutions on the web

via GitHub by clock157
, 1 year ago
An error has occurred.
via GitHub by blakebarnett
, 1 year ago
An error has occurred.
io.fabric8.kubernetes.client.KubernetesClientException: An error has occurred. at io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:57) at io.fabric8.kubernetes.client.dsl.base.BaseOperation.get(BaseOperation.java:125) at io.fabric8.elasticsearch.cloud.kubernetes.KubernetesAPIServiceImpl.endpoints(KubernetesAPIServiceImpl.java:35) at io.fabric8.elasticsearch.discovery.kubernetes.KubernetesUnicastHostsProvider.readNodes(KubernetesUnicastHostsProvider.java:112) at io.fabric8.elasticsearch.discovery.kubernetes.KubernetesUnicastHostsProvider.lambda$buildDynamicNodes$0(KubernetesUnicastHostsProvider.java:80) at java.security.AccessController.doPrivileged(Native Method) at io.fabric8.elasticsearch.discovery.kubernetes.KubernetesUnicastHostsProvider.buildDynamicNodes(KubernetesUnicastHostsProvider.java:79) at org.elasticsearch.discovery.zen.ping.unicast.UnicastZenPing.sendPings(UnicastZenPing.java:335) at org.elasticsearch.discovery.zen.ping.unicast.UnicastZenPing.ping(UnicastZenPing.java:240) at org.elasticsearch.discovery.zen.ping.ZenPingService.ping(ZenPingService.java:106) at org.elasticsearch.discovery.zen.ping.ZenPingService.pingAndWait(ZenPingService.java:84) at org.elasticsearch.discovery.zen.ZenDiscovery.findMaster(ZenDiscovery.java:886) at org.elasticsearch.discovery.zen.ZenDiscovery.innerJoinCluster(ZenDiscovery.java:350) at org.elasticsearch.discovery.zen.ZenDiscovery.access$4800(ZenDiscovery.java:91) at org.elasticsearch.discovery.zen.ZenDiscovery$JoinThreadControl$1.run(ZenDiscovery.java:1237) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)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:192) at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1949) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:302) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:296) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1509) at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:216) at sun.security.ssl.Handshaker.processLoop(Handshaker.java:979) at sun.security.ssl.Handshaker.process_record(Handshaker.java:914) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1062) at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1375) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1403) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1387) at com.squareup.okhttp.internal.io.RealConnection.connectTls(RealConnection.java:188) at com.squareup.okhttp.internal.io.RealConnection.connectSocket(RealConnection.java:145) at com.squareup.okhttp.internal.io.RealConnection.connect(RealConnection.java:108) at com.squareup.okhttp.internal.http.StreamAllocation.findConnection(StreamAllocation.java:184) at com.squareup.okhttp.internal.http.StreamAllocation.findHealthyConnection(StreamAllocation.java:126) at com.squareup.okhttp.internal.http.StreamAllocation.newStream(StreamAllocation.java:95) at com.squareup.okhttp.internal.http.HttpEngine.connect(HttpEngine.java:281) at com.squareup.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:224) at com.squareup.okhttp.Call.getResponse(Call.java:286) at com.squareup.okhttp.Call$ApplicationInterceptorChain.proceed(Call.java:243) at com.squareup.okhttp.Call.getResponseWithInterceptorChain(Call.java:205) at com.squareup.okhttp.Call.execute(Call.java:80) at io.fabric8.kubernetes.client.dsl.base.OperationSupport.handleResponse(OperationSupport.java:210) at io.fabric8.kubernetes.client.dsl.base.OperationSupport.handleGet(OperationSupport.java:205) at io.fabric8.kubernetes.client.dsl.base.BaseOperation.handleGet(BaseOperation.java:510) at io.fabric8.kubernetes.client.dsl.base.BaseOperation.get(BaseOperation.java:118) ... 16 moreCaused 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:387) at sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:292) at sun.security.validator.Validator.validate(Validator.java:260) at sun.security.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:324) at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:229) at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:124) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1491) ... 39 moreCaused 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:382) ... 45 more