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java.lang.IllegalArgumentException: Child tree not found. at org.netbeans.modules.javacore.parser.ASTProvider.findTree(ASTProvider.java:262) at org.netbeans.modules.javacore.parser.ElementInfo.refreshASTree(ElementInfo.java:80) at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getASTree (MetadataElement.java:998) at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getASTree (MetadataElement.java:509) at org.netbeans.modules.javacore.jmiimpl.javamodel.MetadataElement.getPosition (MetadataElement.java:515) at org.netbeans.modules.javacore.jmiimpl.javamodel.FeatureImpl.getPosition(FeatureImpl.java: 280) at org.netbeans.modules.javacore.jmiimpl.javamodel.ElementFinder.getElementByOffset (ElementFinder.java:37) at org.netbeans.modules.javacore.jmiimpl.javamodel.ResourceImpl.getElementByOffset (ResourceImpl.java:1640) at org.netbeans.modules.j2ee.ejbcore.hints.EjbHintsProvider.getHints(EjbHintsProvider.java:82) at org.netbeans.modules.editor.hints.HintsOperator$HintPopupTaskImpl.run(HintsOperator.java: 233) at org.openide.util.Task.run(Task.java:207) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:469) [catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:870)
*** This issue has been marked as a duplicate of 63594 ***
Reorganization of java component