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Build: NetBeans IDE 6.5.1 (Build 200903161801) VM: Java HotSpot(TM) Client VM, 1.5.0_16-133, Java(TM) 2 Runtime Environment, Standard Edition, 1.5.0_16-b06-284 OS: Mac OS X, 10.5.6, i386 Stacktrace: java.lang.NullPointerException at org.netbeans.modules.worklist.editor.designview.AssignmentPanel$AddGroupAction.actionPerformed(AssignmentPanel.java:783) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
Created attachment 79436 [details] stacktrace
Please provide exact steps to reproduce the issue.