java.lang.NullPointerException
   at org.netbeans.modules.ant.debugger.Utils.getLine(Utils.java:276)
   at org.netbeans.modules.ant.debugger.AntDebugger.updateUI(AntDebugger.java:455)
   at org.netbeans.modules.ant.debugger.AntDebugger.stopHere(AntDebugger.java:263)
   at org.netbeans.modules.ant.debugger.AntDebugger.elementStarted(AntDebugger.java:255)
   at org.netbeans.modules.ant.debugger.AntDebugger.targetStarted(AntDebugger.java:406)
   at org.netbeans.modules.ant.debugger.DebuggerAntLogger.targetStarted(DebuggerAntLogger.java:151)
   at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.targetStarted(NbBuildLogger.java:464)
   at org.apache.tools.ant.Project.fireTargetStarted(Project.java:2146)
   at org.apache.tools.ant.Target.performTasks(Target.java:411)
   at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
   at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
   at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
   at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
   at org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:283)
   at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:541)
   at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:153)