java.lang.AssertionError: Got change from org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator@29efad rather than current delegate org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator@1518cad
        at org.netbeans.modules.ant.freeform.FreeformEvaluator.propertyChange(FreeformEvaluator.java:181)
        at org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator.stateChanged(PropertyUtils.java:874)
        at org.openide.util.WeakListenerImpl$Change.stateChanged(WeakListenerImpl.java:319)
        at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:123)
        at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:109)
        at org.netbeans.spi.project.support.ant.PropertyUtils$FilePropertyProvider$1.run(PropertyUtils.java:291)
        at org.netbeans.spi.project.support.ant.PropertyUtils$FilePropertyProvider$1.run(PropertyUtils.java:290)
        at org.openide.util.Mutex.readAccess(Mutex.java:327)
        at org.openide.util.Mutex$1R.run(Mutex.java:1299)
        at org.netbeans.api.project.ProjectManager$2$1.run(ProjectManager.java:120)
        at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:120)
        at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:499)
        at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:214)
        at org.netbeans.api.project.ProjectManager$2.execute(ProjectManager.java:118)
        at org.openide.util.Mutex.doWrapperAccess(Mutex.java:1320)
        at org.openide.util.Mutex.readAccess(Mutex.java:275)
        at org.netbeans.spi.project.support.ant.PropertyUtils$FilePropertyProvider$2.run(PropertyUtils.java:305)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)