Jenkins的“ Stash Pullrequest Builder”插件无法连接到Stash

我尝试使用“ Stash pullrequest构建器插件”将Stash和Jenkins集成在一起。在他们的页面上说，它应该是可用的变量“ $ {pullRequestId}”。但是我没有这份工作。作业日志中没有该错误的内容（构建失败，因为变量$ {pullRequestId}不可用），但是在Jenkin的系统日志中出现以下异常：

stashpullrequestbuilder.stashpullrequestbuilder.StashBuildTrigger.run（）因hudson.model.FreeStyleProject@678cb9ff [JOB_NAME] java.lang.RuntimeException失败：无法处理PR获取请求；无法运行。https：//STASH_URL/rest/api/1.0/projects/PROJECT_NAME/repos/REPO_NAME/pull-requests？start = 0在stashpullrequestbuilder.Stashpullrequestbuilder.Request.stashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Repository.Response.sashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Response.sashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Response.sashpullrequestbuilder.Stashpullrequestbuilder.Stashpullrequestbuilder.Response.sashpullrequestbuilder.Response.sashpullrequest.com在hudson.triggers.Trigger.rig（rigger.triggers.Trigger.Trigger.Trigger.Triggers.Trigger.rig（triggers.Trigger.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.rig（triggers.Trigger.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.Triggers.Trigger.rig（triggers.Trigger.Trigger.rig）触发）.ggp.triggers.Trigger.Trigger.Trigger.rig（triggers.Trigger.Trigger.Triggers.Trigger.rig（triggers.Trigger.rig）.Trigger.rig（triggers.Trigger.Trigger.Triggers.Trigger.rig）。 hudson.triggers.SafeTimerTask.run（SafeTimerTask.java:50）处的$ Cron.doRun（Trigger.java:221）在java.util.concurrent.Executors处的$ Cron.doRun（Trigger.java:50）在java.util处的$ RunnableAdapter.call（Executors.java:471） parallel.FutureTask.runAndReset（FutureTask。java.util.concurrent.ScheduledThreadPoolExecutor $ ScheduledFutureTask.access $ 301（ScheduledThreadPoolExecutor.java:178）at java.util.concurrent.ScheduledThreadPoolExecutor $ ScheduledFutureTask.run（ScheduledThreadPoolExecutor.java:293）at java.util.conconcurrent。 ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1145）at java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:615）at java.lang.Thread.run（Thread.java:745）原因：javax.net .ssl.SSLHandshakeException：sun.security.validator.ValidatorException：PKIX路径构建失败：sun.security.provider.certpath.SunCertPathBuilderException：无法在sun.security.ssl.Alerts.getSSLException（Alerts。 java：192），位于sun.security.ssl.SSLSocketImpl.fatal（SSLSocketImpl.java:1916），位于sun.security.ssl.Handshaker。位于sun.security.ssl的fatalSE（Handshaker.java:279）.Handshaker.fatalSE（Handshaker.java:273 :)位于sun.security.ssl.ClientHandshaker.serverCertificate（ClientHandshaker.java:1472）位于sun.security.ssl.ClientHandshaker位于sun.security.ssl的.processMessage（ClientHandshaker.java:213）。位于sun.security.ssl的Handshaker.processLoop（Handshaker.java:913）。位于sun.security.ssl的Handshaker.process_record（Handshaker.java:849）。 sun.security.ssl上的SSLSocketImpl.readRecord（SSLSocketImpl.java:1035）在sun.security.ssl上的SSLSocketImpl.performInitialHandshake（SSLSocketImpl.java:1344）在sun.security.ssl上的SSLSocketImpl.writeRecord（SSLSocketImpl.java:721） org.apache.commons.httpclient上的java.io.BufferedOutputStream.flushBuffer（BufferedOutputStream.java:82）处的.AppOutputStream.write（AppOutputStream.java:122）在java.io.BufferedOutputStream.flush（BufferedOutputStream.java:140）处的。org上org.apache.commons.httpclient.HttpMethodBase.writeRequest（HttpMethodBase.java:2116）上的HttpConnection.flushRequestOutputStream（HttpConnection.java:828）org上的org.apache.commons.httpclient.HttpMethodBase.execute（HttpMethodBase.java:1096）上的HttpConnection.flushRequestOutputStream（HttpConnection.java:828） org.apache.commons.httpclient.HttpMethodDirector.executeMethod（HttpMethodDirector.java:171）上的.apache.commons.httpclient.HttpMethodDirector.executeWithRetry（HttpMethodDirector.java:398）org.apache.commons.httpclient.HttpClient.executeMethod（HttpClient .java：397），位于org.apache.commons.httpclient.HttpClient.executeMethod（HttpClient.java:323），位于stashpullrequestbuilder.stashpullrequestbuilder.stash.StashApiClient.getRequest（StashApiClient.java:173）... 14造成原因：sun .security.validator.ValidatorException：PKIX路径构建失败：sun.security.provider.certpath.SunCertPathBuilderException：无法在sun.security.validator的sun.security.validator.PKIXValidator.engineValidate（PKIXValidator.java:292）处的sun.security.validator.PKIXValidator.doBuild（PKIXValidator.java:385）处找到指向请求目标的有效证书路径。位于sun.security.ssl的Validator.validate（Validator.java:260）.X509TrustManagerImpl.validate（X509TrustManagerImpl.java:326）处于sun.security.ssl.X509TrustManagerImpl.checkTrusted（X509TrustManagerImpl.java:231） .X509TrustManagerImpl.checkServerTrusted（X509TrustManagerImpl.java:126）位于sun.security.ssl.ClientHandshaker.serverCertificate（ClientHandshaker.java:1454）... 31更多原因：sun.security.provider.certpath.SunCertPathBuilderException：无法找到有效的在sun.security.provider.certpath.SunCertPathBuilder.engineBuild（SunCertPathBuilder.java：196）在java.security.cert.CertPathBuilder.build（CertPathBuilder.java:268）在sun.security.validator.PKIXValidator.doBuild（PKIXValidator.java:380）...另外37

如何解决这个问题？谢谢。