1. Installed the plugin
2. Clicked on the a job to get to its page.
3. Clicked "Test Results Analyzer", and got couple of button and a table without data.
4. Clicked "Get Build Report" and nothing changed.
5. Exception in the log shows

   Apr 20, 2015 5:07:55 PM hudson.ExpressionFactory2$JexlExpression evaluate
   WARNING: Caught exception evaluating: it.jsonLoadData in /job/csi-2.19-hourly-tests/test_results_analyzer/. Reason: java.lang.refl
   ect.InvocationTargetException
   java.lang.reflect.InvocationTargetException
           at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
           at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
           at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
           at java.lang.reflect.Method.invoke(Method.java:597)
           at org.apache.commons.jexl.util.PropertyExecutor.execute(PropertyExecutor.java:125)
           at org.apache.commons.jexl.util.introspection.UberspectImpl$VelGetterImpl.invoke(UberspectImpl.java:314)
           at org.apache.commons.jexl.parser.ASTArrayAccess.evaluateExpr(ASTArrayAccess.java:185)
           at org.apache.commons.jexl.parser.ASTIdentifier.execute(ASTIdentifier.java:75)
           at org.apache.commons.jexl.parser.ASTReference.execute(ASTReference.java:83)
           at org.apache.commons.jexl.parser.ASTReference.value(ASTReference.java:57)
           at org.apache.commons.jexl.parser.ASTReferenceExpression.value(ASTReferenceExpression.java:51)
           at org.apache.commons.jexl.ExpressionImpl.evaluate(ExpressionImpl.java:80)
           at hudson.ExpressionFactory2$JexlExpression.evaluate(ExpressionFactory2.java:74)
           at org.apache.commons.jelly.tags.core.CoreTagLibrary$3.run(CoreTagLibrary.java:134)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.CallTagLibScript$1.run(CallTagLibScript.java:99)
           at org.apache.commons.jelly.tags.define.InvokeBodyTag.doTag(InvokeBodyTag.java:91)
           at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.apache.commons.jelly.tags.core.CoreTagLibrary$1.run(CoreTagLibrary.java:98)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.apache.commons.jelly.tags.core.CoreTagLibrary$2.run(CoreTagLibrary.java:105)
           at org.kohsuke.stapler.jelly.CallTagLibScript.run(CallTagLibScript.java:120)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.CallTagLibScript$1.run(CallTagLibScript.java:99)
           at org.apache.commons.jelly.tags.define.InvokeBodyTag.doTag(InvokeBodyTag.java:91)
           at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
           at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
           at org.apache.commons.jelly.tags.core.CoreTagLibrary$2.run(CoreTagLibrary.java:105)
           at org.kohsuke.stapler.jelly.CallTagLibScript.run(CallTagLibScript.java:120)
           at org.apache.commons.jelly.tags.core.CoreTagLibrary$2.run(CoreTagLibrary.java:105)
           at org.kohsuke.stapler.jelly.JellyViewScript.run(JellyViewScript.java:95)
           at org.kohsuke.stapler.jelly.DefaultScriptInvoker.invokeScript(DefaultScriptInvoker.java:63)
           at org.kohsuke.stapler.jelly.DefaultScriptInvoker.invokeScript(DefaultScriptInvoker.java:53)
           at org.kohsuke.stapler.jelly.JellyClassTearOff.serveIndexJelly(JellyClassTearOff.java:112)
           at org.kohsuke.stapler.jelly.JellyFacet.handleIndexRequest(JellyFacet.java:127)
           at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:735)
           at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
           at org.kohsuke.stapler.MetaClass$13.dispatch(MetaClass.java:411)
           at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)
           at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
           at org.kohsuke.stapler.MetaClass$6.doDispatch(MetaClass.java:249)
           at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53)
           at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)
           at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
           at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
           at org.kohsuke.stapler.Stapler.service(Stapler.java:238)
           at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
           at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:686)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1494)
           at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:123)
           at com.smartcodeltd.jenkinsci.plugin.assetbundler.filters.LessCSS.doFilter(LessCSS.java:46)
           at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120)
           at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:198)
           at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:176)
           at net.bull.javamelody.PluginMonitoringFilter.doFilter(PluginMonitoringFilter.java:85)
           at org.jvnet.hudson.plugins.monitoring.HudsonMonitoringFilter.doFilter(HudsonMonitoringFilter.java:99)
           at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120)
           at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:58)
           at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:120)
           at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:114)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:48)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           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:93)
           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$1.doFilter(ChainedServletFilter.java:87)
           at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)
           at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:168)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474)
           at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)
           at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
           at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533)
           at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
           at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)
           at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
           at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)
           at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:168)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
           at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
           at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474)
           at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)
           at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
           at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533)
           at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
           at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)
           at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)
           at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
           at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)
           at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
           at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
           at org.eclipse.jetty.server.Server.handle(Server.java:370)
           at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)
           at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:949)
           at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1011)
           at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644)
           at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
           at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
           at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668)
           at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
           at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)
           at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
           at java.lang.Thread.run(Thread.java:662)
   Caused by: java.lang.ClassCastException: hudson.tasks.test.AggregatedTestResultAction$1 cannot be cast to hudson.tasks.junit.TestResult
           at org.jenkinsci.plugins.testresultsanalyzer.TestResultsAnalyzerAction.getJsonLoadData(TestResultsAnalyzerAction.java:148)
           ... 122 more
   

Expected

1. If error occurs, the plugin should show an error message and not hide it in the log
2. The table should not be empty