I am getting "Invalid error response (statusCode: 400 BAD_REQUEST): validation failed" when checking for emails from Google Gmail.
It seems that webhelpdesk can't complete the SSL handshake. Any ideas?
2025-06-26 08:40:53.113 [Thread-1093] INFO c.s.common.oauth.OauthClientService - Do token request for type class com.solarwinds.common.oauth.google.GoogleOauthTokenResponse
2025-06-26 08:40:53.160 [Thread-1093] INFO c.s.c.oauth.google.GoogleOauthClient - Processing OAuth token request failure with statusCode 400 BAD_REQUEST
2025-06-26 08:40:53.191 [https-jsse-nio-443-exec-8] ERROR whd.helpdesk.com.macsdesign.whd.util - Invalid error response (statusCode: 400 BAD_REQUEST): validation failed
com.solarwinds.common.oauth.azure.OauthInvalidResponse: Invalid error response (statusCode: 400 BAD_REQUEST): validation failed
at com.solarwinds.common.oauth.google.GoogleOauthClient$GoogleOauthApiResponseErrorHandler.handleError(GoogleOauthClient.java:106)
at org.springframework.web.client.ResponseErrorHandler.handleError(ResponseErrorHandler.java:63)
at org.springframework.web.client.RestTemplate.handleResponse(RestTemplate.java:825)
at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:783)
at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:717)
at org.springframework.web.client.RestTemplate.postForEntity(RestTemplate.java:474)
at com.solarwinds.common.oauth.OauthClientService.doTokenRequest(OauthClientService.java:32)
at com.solarwinds.common.oauth.google.GoogleOauthClient.getTokenForRefreshToken(GoogleOauthClient.java:75)
at com.solarwinds.whd.oauth.service.google.GoogleOauthConfigService.getAccessTokenForRefreshToken(GoogleOauthConfigService.java:128)
at com.macsdesign.whd.util.EmailUtils.connectToImapWithOauth(EmailUtils.java:340)
at com.macsdesign.whd.util.EmailUtils$1.executeUntilTimeout(EmailUtils.java:287)
at com.macsdesign.util.ThreadTimer$TimeableThread.run(ThreadTimer.java:138)
2025-06-26 08:41:34.007 [CommonDaemonExecutor-thread-1] ERROR w.helpdesk.com.macsdesign.whd.daemon - Error while triggering session in com.macsdesign.whd.daemon.ServletPulseDaemon: javax.net.ssl.SSLHandshakeException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
javax.net.ssl.SSLHandshakeException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at java.base/sun.security.ssl.Alert.createSSLException(Alert.java:131)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:366)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:309)
at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:304)
at java.base/sun.security.ssl.CertificateMessage$T13CertificateConsumer.checkServerCerts(CertificateMessage.java:1357)
at java.base/sun.security.ssl.CertificateMessage$T13CertificateConsumer.onConsumeCertificate(CertificateMessage.java:1232)
at java.base/sun.security.ssl.CertificateMessage$T13CertificateConsumer.consume(CertificateMessage.java:1175)
at java.base/sun.security.ssl.SSLHandshake.consume(SSLHandshake.java:392)
at java.base/sun.security.ssl.HandshakeContext.dispatch(HandshakeContext.java:443)
at java.base/sun.security.ssl.HandshakeContext.dispatch(HandshakeContext.java:421)
at java.base/sun.security.ssl.TransportContext.dispatch(TransportContext.java:189)
at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:172)
at java.base/sun.security.ssl.SSLSocketImpl.decode(SSLSocketImpl.java:1511)
at java.base/sun.security.ssl.SSLSocketImpl.readHandshakeRecord(SSLSocketImpl.java:1421)
at java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:456)
at java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:427)
at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394)
at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134)
at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:71)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:220)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:164)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:139)
at com.macsdesign.whd.daemon.ServletPulseDaemon.startDaemonTask(ServletPulseDaemon.java:56)
at com.macsdesign.whd.daemon.DaemonTask$1.executeWithEditingContext(DaemonTask.java:99)
at com.macsdesign.util.TemporaryEditingContext.executeWithDedicatedOSC(TemporaryEditingContext.java:50)
at com.macsdesign.whd.daemon.DaemonTask.runWithSeparateOSC(DaemonTask.java:94)
at com.macsdesign.whd.daemon.DaemonTask.run(DaemonTask.java:48)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)
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 java.base/sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:439)
at java.base/sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:306)
at java.base/sun.security.validator.Validator.validate(Validator.java:264)
at java.base/sun.security.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:313)
at java.base/sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:222)
at java.base/sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:129)
at java.base/sun.security.ssl.CertificateMessage$T13CertificateConsumer.checkServerCerts(CertificateMessage.java:1341)
... 36 common frames omitted
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at java.base/sun.security.provider.certpath.SunCertPathBuilder.build(SunCertPathBuilder.java:148)
at java.base/sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:129)
at java.base/java.security.cert.CertPathBuilder.build(CertPathBuilder.java:297)
at java.base/sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:434)
... 42 common frames omitted
