WARNING: Error while serving http://URL/view/Overview%20(Old%20Jenkins)/api/json
java.lang.reflect.InvocationTargetException
        at org.kohsuke.stapler.Function$MethodFunction.invoke(Function.java:347)
        at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:184)
        at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:117)
        at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:129)
        at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
        at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
        at org.kohsuke.stapler.MetaClass$3.doDispatch(MetaClass.java:209)
        at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
        at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
        at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
        at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:248)
        at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
        at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
        at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
        at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
        at org.kohsuke.stapler.Stapler.service(Stapler.java:238)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
        at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)
        at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)
        at org.jenkinsci.plugins.ssegateway.Endpoint$SSEListenChannelFilter.doFilter(Endpoint.java:225)
        at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
        at com.cloudbees.jenkins.support.slowrequest.SlowRequestFilter.doFilter(SlowRequestFilter.java:37)
        at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
        at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:59)
        at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
        at jenkins.metrics.impl.MetricsFilter.doFilter(MetricsFilter.java:125)
        at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
        at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:138)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:49)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)
        at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:92)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
        at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)
        at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
        at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:90)
        at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:82)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
        at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:553)
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
        at org.eclipse.jetty.server.Server.handle(Server.java:499)
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
        at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
        at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: java.io.IOException: Failed to write jobs
        at org.kohsuke.stapler.export.Property.safeGetValue(Property.java:158)
        at org.kohsuke.stapler.export.Property.writeTo(Property.java:133)
        at org.kohsuke.stapler.export.Model.writeNestedObjectTo(Model.java:227)
        at org.kohsuke.stapler.export.Model.writeNestedObjectTo(Model.java:223)
        at org.kohsuke.stapler.export.Model.writeTo(Model.java:198)
        at org.kohsuke.stapler.ResponseImpl.writeOne(ResponseImpl.java:285)
        at org.kohsuke.stapler.ResponseImpl.serveExposedBean(ResponseImpl.java:276)
        at hudson.model.Api.doJson(Api.java:208)
        at java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:627)
        at org.kohsuke.stapler.Function$MethodFunction.invoke(Function.java:343)
        ... 75 more
Caused by: java.lang.reflect.InvocationTargetException
        at org.kohsuke.stapler.export.MethodProperty.getValue(MethodProperty.java:74)
        at org.kohsuke.stapler.export.Property.safeGetValue(Property.java:152)
        ... 84 more
Caused by: java.lang.ClassCastException: hudson.matrix.MatrixConfiguration cannot be cast to hudson.model.TopLevelItem
        at se.diabol.jenkins.pipeline.DeliveryPipelineView.addJobsFromComponentSpecs(DeliveryPipelineView.java:585)
        at se.diabol.jenkins.pipeline.DeliveryPipelineView.getItems(DeliveryPipelineView.java:570)
        at org.kohsuke.stapler.export.MethodProperty.getValue(MethodProperty.java:72)
        ... 85 more