Hey All, I was able to figure out the reason why I am getting this exception. When BuildFlow schedule a job and Job is in quiet period, FlowDownStreamRunDeclarer is giving null build, because of this the exception is coming. I have created a JIRA issue for this and waiting for the response https://issues.jenkins-ci.org/browse/JENKINS-34516 As soon as this fix done, we are going to have a auto refresh functionality in buildgraph-view
Thanks, Suresh On Thursday, April 28, 2016 at 8:00:12 AM UTC+5:30, suresh kumar wrote: > > > <https://lh3.googleusercontent.com/-koeq2XqCa3M/VyF1EsM9E7I/AAAAAAAABRE/2MTabrTWXHYL9Os-QmpooEVzoJs3R5H-ACKgB/s1600/1.png> > > Hi All, > I am working on a feature "auto refresh" for buildgraph-view plugin. I > have completed every thing and its working fine except one scenario. > > The scenario goes like below: > > Build(FreeStyleProject) -> Deploy(FreeStyleProject) -> > Test(FreeStyleProject) -> StartQA(BuildFlow) -> BuildQA(FreeStyleProject) > -> Deploy(FreeStyleProject) -> TestQA(FreeStyleProject) > > > Flow is going fine when we view the BuildGraph after completion of > upstream and downstream projects completed. > > But the issue is coming when viewing the BuildGraph at running. With > FreeStyleProject types no issues, it is with at the time of BuildFlow job > type. > > Github: https://github.com/pskumar448/buildgraph-view/tree/autorefresh > > > 2016-04-28 07:45:58.056:/jenkins:WARN: Error while serving > http://localhost:8080/jenkins/job/Build/34//BuildGraph/api/json > java.lang.reflect.InvocationTargetException > at sun.reflect.GeneratedMethodAccessor125.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:497) > at > org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:298) > at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:161) > at > org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:96) > at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:120) > at > org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) > at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:733) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:863) > at org.kohsuke.stapler.MetaClass$4.doDispatch(MetaClass.java:210) > at > org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) > at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:733) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:863) > at org.kohsuke.stapler.MetaClass$12.dispatch(MetaClass.java:390) > at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:733) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:863) > at org.kohsuke.stapler.MetaClass$12.dispatch(MetaClass.java:390) > at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:733) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:863) > at org.kohsuke.stapler.MetaClass$6.doDispatch(MetaClass.java:248) > at > org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) > at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:733) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:863) > at org.kohsuke.stapler.Stapler.invoke(Stapler.java:636) > at org.kohsuke.stapler.Stapler.service(Stapler.java:225) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:491) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1074) > at > hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:96) > at > hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:88) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:48) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at > hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84) > at > hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76) > at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:164) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at > org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:46) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at > hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:185) > at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181) > at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:689) > at > org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:391) > at > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:146) > at > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) > at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139) > at org.mortbay.jetty.Server.handle(Server.java:285) > at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:457) > at > org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:751) > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:500) > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:209) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:357) > at > org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:329) > at > org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:475) > Caused by: java.io.IOException: Failed to write buildSteps > at org.kohsuke.stapler.export.Property.writeTo(Property.java:122) > at org.kohsuke.stapler.export.Model.writeNestedObjectTo(Model.java:190) > at org.kohsuke.stapler.export.Model.writeTo(Model.java:157) > at > org.kohsuke.stapler.ResponseImpl.serveExposedBean(ResponseImpl.java:267) > at hudson.model.Api.doJson(Api.java:205) > ... 58 more > Caused by: java.lang.reflect.InvocationTargetException > at sun.reflect.GeneratedMethodAccessor126.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:497) > at > org.kohsuke.stapler.export.MethodProperty.getValue(MethodProperty.java:66) > at org.kohsuke.stapler.export.Property.writeTo(Property.java:116) > ... 62 more > Caused by: java.lang.NullPointerException > at > org.jenkinsci.plugins.buildgraphview.BuildExecution.<init>(BuildExecution.java:52) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.getExecution(BuildGraph.java:94) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.computeGraphFrom(BuildGraph.java:80) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.computeGraphFrom(BuildGraph.java:84) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.computeGraphFrom(BuildGraph.java:84) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.computeGraphFrom(BuildGraph.java:84) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.computeGraphFrom(BuildGraph.java:84) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.getGraph(BuildGraph.java:69) > at > org.jenkinsci.plugins.buildgraphview.BuildGraph.getBuildSteps(BuildGraph.java:148) > ... 67 more > > Thanks in advance, > Suresh > -- You received this message because you are subscribed to the Google Groups "Jenkins Developers" group. 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