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Build: NetBeans IDE 6.9 RC1 (Build 201005202201) VM: Java HotSpot(TM) 64-Bit Server VM, 14.3-b01-101, Java(TM) SE Runtime Environment, 1.6.0_17-b04-248-10M3025 OS: Mac OS X User Comments: lhasik: -add/remove tooltip Stacktrace: java.lang.NullPointerException at org.netbeans.modules.javafx.composer.design.control.SceneControlPane.isFreeLayout(SceneControlPane.java:718) at org.netbeans.modules.javafx.composer.design.control.SceneControlPane$8.run(SceneControlPane.java:956) at org.netbeans.api.javafx.composer.kernel.ModelManager$3.run(ModelManager.java:226) at org.openide.util.Mutex.readAccess(Mutex.java:365) at org.netbeans.api.javafx.composer.kernel.ModelManager.readAccess(ModelManager.java:222) at org.netbeans.modules.javafx.composer.design.control.SceneControlPane.getMovementMatrix(SceneControlPane.java:924)
Created attachment 99374 [details] stacktrace
The issue is caused by issue #561 and has been fixed in the latest build.