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Reproduced in build 060718_1. To reproduce the bug: - open PO schema; - switch to source view; - invoke 'Apply Design Pattern...'; - set pattern type to Russian Doll (only 'Create a Single Global Element' checked); - press Finish. java.lang.NullPointerException at org.netbeans.modules.xml.xam.AbstractComponent.verifyWrite(AbstractComponent.java:188) at org.netbeans.modules.xml.xam.AbstractComponent.removeChild(AbstractComponent.java:343) at org.netbeans.modules.xml.axi.AXIComponent.removeSharedChild(AXIComponent.java:435) at org.netbeans.modules.xml.axi.AXIComponent.removeChild(AXIComponent.java:416) at org.netbeans.modules.xml.axi.AXIComponent.removeSharedChild(AXIComponent.java:441) at org.netbeans.modules.xml.axi.AXIComponent.removeChild(AXIComponent.java:416) at org.netbeans.modules.xml.axi.AXIComponent.removeSharedChild(AXIComponent.java:441) at org.netbeans.modules.xml.axi.AXIComponent.removeChild(AXIComponent.java:416) at org.netbeans.modules.xml.axi.AXIComponent.removeChild(AXIComponent.java:462) at org.netbeans.modules.xml.axi.impl.AXIModelUpdater.synchronize(AXIModelUpdater.java:154) at org.netbeans.modules.xml.axi.impl.AXIModelUpdater.visitChildren(AXIModelUpdater.java:110) at org.netbeans.modules.xml.axi.impl.AXIModelUpdater.visit(AXIModelUpdater.java:180) at org.netbeans.modules.xml.axi.AXIDocument.accept(AXIDocument.java:56) at org.netbeans.modules.xml.axi.impl.AXIModelUpdater.doSync(AXIModelUpdater.java:77) at org.netbeans.modules.xml.axi.impl.AXIModelImpl.doSync(AXIModelImpl.java:136) at org.netbeans.modules.xml.axi.impl.ModelAccessImpl.sync(ModelAccessImpl.java:91) at org.netbeans.modules.xml.xam.AbstractModel.sync(AbstractModel.java:221) [catch] at org.netbeans.modules.xml.xam.AbstractModel$1.run(AbstractModel.java:500) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:598) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Duplicate of 80289 *** This issue has been marked as a duplicate of 80289 ***
Verified in build 060726.