java.lang.IllegalStateException: AntSession/AntEvent/TaskStructure method called after completion of Ant process
        at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.verifyRunning(NbBuildLogger.java:215)
        at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.access$200(NbBuildLogger.java:99)
        at org.apache.tools.ant.module.bridge.impl.NbBuildLogger$Event.getScriptLocation(NbBuildLogger.java:1002)
        at org.apache.tools.ant.module.spi.AntEvent.getScriptLocation(AntEvent.java:138)
        at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.getInterestedLoggersByEvent(NbBuildLogger.java:255)
        at org.apache.tools.ant.module.bridge.impl.NbBuildLogger.messageLogged(NbBuildLogger.java:601)
        at org.apache.tools.ant.Project.fireMessageLoggedEvent(Project.java:2200)
        at org.apache.tools.ant.Project.fireMessageLogged(Project.java:2300)
        at org.apache.tools.ant.Project.log(Project.java:455)
        at org.apache.tools.ant.Task.log(Task.java:294)
        at org.apache.tools.ant.module.bridge.impl.ForkedJavaOverride$Copier.maybeFlush(ForkedJavaOverride.java:248)
        at org.apache.tools.ant.module.bridge.impl.ForkedJavaOverride$Copier.access$300(ForkedJavaOverride.java:152)
        at org.apache.tools.ant.module.bridge.impl.ForkedJavaOverride$Copier$1.run(ForkedJavaOverride.java:172)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:572)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:997)