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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 Stack Overflow by abhi314
, 1 year ago
Can't send command to SMTP host; nested exception is: 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
via Stack Overflow by abhi314
, 1 year ago
Can't send command to SMTP host; nested exception is: 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
via Google Groups by Marius Pontmercy, 8 months ago
Can't send command to SMTP host; nested exception is: 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
via Oracle Community by 843834, 1 year ago
Can't send command to SMTP host; nested exception is: 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
via Stack Overflow by TransSys Solutions
, 1 year ago
Can't send command to SMTP host; nested exception is: javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)
via Stack Overflow by Rajesh Kumar
, 1 year ago
Can't send command to SMTP host; nested exception is: 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
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)	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)	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.writeRecord(SSLSocketImpl.java:747)	at sun.security.ssl.AppOutputStream.write(AppOutputStream.java:123)	at com.sun.mail.util.TraceOutputStream.write(TraceOutputStream.java:101)	at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)	at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)	at com.sun.mail.smtp.SMTPTransport.sendCommand(SMTPTransport.java:1418)	at com.sun.mail.smtp.SMTPTransport.sendCommand(SMTPTransport.java:1408)	at com.sun.mail.smtp.SMTPTransport.ehlo(SMTPTransport.java:847)	at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:384)	at javax.mail.Service.connect(Service.java:297)	at javax.mail.Service.connect(Service.java:156)	at javax.mail.Service.connect(Service.java:105)	at javax.mail.Transport.send0(Transport.java:168)	at javax.mail.Transport.send(Transport.java:98)	at org.apache.jsp.testEmail_jsp.sendMail(testEmail_jsp.java:90)	at org.apache.jsp.testEmail_jsp._jspService(testEmail_jsp.java:173)	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)