java.lang.NullPointerException
   at org.netbeans.modules.testng.output.TestNGOutputReader.addStackTrace(TestNGOutputReader.java:913)
   at org.netbeans.modules.testng.output.TestNGOutputReader.verboseMessageLogged(TestNGOutputReader.java:442)
   at org.netbeans.modules.testng.output.TestNGOutputReader.verboseMessageLogged(TestNGOutputReader.java:183)
   at org.netbeans.modules.testng.output.TestNGOutputReader.messageLogged(TestNGOutputReader.java:497)
   at org.netbeans.modules.testng.output.TestNGAntLogger.messageLogged(TestNGAntLogger.java:275)
   at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.messageLogged(NbBuildLogger.java:618)
   at org.apache.tools.ant.Project.fireMessageLoggedEvent(Project.java:2254)
   at org.apache.tools.ant.Project.fireMessageLogged(Project.java:2353)
   at org.apache.tools.ant.Project.log(Project.java:480)
   at org.apache.tools.ant.Task.log(Task.java:294)
   at org.apache.tools.ant.module.bridge.impl.ForkedJavaOverride$Copier.run(ForkedJavaOverride.java:320)
   at java.lang.Thread.run(Thread.java:722)