java.lang.AssertionError: Got change from org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator@752e57 rather than current delegate org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator@1f36b30
        at org.netbeans.modules.ant.freeform.FreeformEvaluator.propertyChange(FreeformEvaluator.java:181)
        at org.netbeans.spi.project.support.ant.PropertyUtils$SequentialPropertyEvaluator.stateChanged(PropertyUtils.java:876)
        at org.openide.util.WeakListenerImpl$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$FilePropertyProvider$.run(PropertyUtils.java:293)
        at org.netbeans.spi.project.support.ant.PropertyUtils$FilePropertyProvider$.run(PropertyUtils.java:291)
        at org.openide.util.Mutex.readAccess(Mutex.java:285)
        at org.netbeans.spi.project.support.ant.PropertyUtils$FilePropertyProvider$.run(PropertyUtils.java:307)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:573)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1005)