[ https://issues.apache.org/jira/browse/NETBEANS-813?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ARUNAVA SINHA closed NETBEANS-813. ---------------------------------- Resolution: Duplicate Closing the issue as same bug can be tracked using https://issues.apache.org/jira/browse/NETBEANS--974 > Debugging Java web application - unable to view variable value > -------------------------------------------------------------- > > Key: NETBEANS-813 > URL: https://issues.apache.org/jira/browse/NETBEANS-813 > Project: NetBeans > Issue Type: Bug > Components: debugger - Java > Affects Versions: 9.0 > Environment: Product Version: Apache NetBeans IDE Dev (Build > incubator-netbeans-release-299-on-20180512) > Java: 10.0.1; Java HotSpot(TM) 64-Bit Server VM 10.0.1+10 > Runtime: Java(TM) SE Runtime Environment 10.0.1+10 > System: Windows 7 version 6.1 running on amd64; Cp1250; cs_CZ (nb) > Reporter: Vít Suchánek > Assignee: ARUNAVA SINHA > Priority: Major > Attachments: NB90_opening_variable_value.png > > > Could not open a value of a variable. Resulted in following error: > java.lang.AssertionError: Debugger lock taken in AWT Event Queue! > at > org.netbeans.modules.debugger.jpda.JPDADebuggerImpl$DebuggerReentrantReadWriteLock$DebuggerReadLock.lock(JPDADebuggerImpl.java:2675) > at > org.netbeans.modules.debugger.jpda.models.JPDAThreadImpl$ThreadReentrantReadWriteLock$ThreadWriteLock.lock(JPDAThreadImpl.java:2555) > at > org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.invokeMethod(JPDADebuggerImpl.java:1066) > at > org.netbeans.modules.debugger.jpda.JPDADebuggerImpl.invokeMethod(JPDADebuggerImpl.java:1008) > at > org.netbeans.modules.debugger.jpda.models.AbstractObjectVariable.getToStringValue(AbstractObjectVariable.java:496) > at > org.netbeans.modules.debugger.jpda.models.AbstractObjectVariable.getToStringValue(AbstractObjectVariable.java:460) > at > org.netbeans.modules.debugger.jpda.models.AbstractObjectVariable.getToStringValue(AbstractObjectVariable.java:424) > at > org.netbeans.modules.debugger.jpda.ui.models.VariablesFormatterFilter.getValueAt(VariablesFormatterFilter.java:498) > at > org.netbeans.modules.debugger.jpda.ui.models.VariablesFormatterFilter.getValueAt(VariablesFormatterFilter.java:425) > at > org.netbeans.modules.debugger.jpda.ui.models.VariablesTreeModelFilter.getValueAt(VariablesTreeModelFilter.java:532) > at > org.netbeans.spi.viewmodel.Models$CompoundTableModel.getValueAt(Models.java:1439) > at > org.netbeans.modules.debugger.jpda.ui.models.PendingActionsFilter.getValueAt(PendingActionsFilter.java:108) > at > org.netbeans.spi.viewmodel.Models$CompoundTableModel.getValueAt(Models.java:1439) > at > org.netbeans.spi.viewmodel.Models$CompoundTableModel.getValueAt(Models.java:1441) > at > org.netbeans.spi.viewmodel.Models$CompoundTableModel.getValueAt(Models.java:1441) > at > org.netbeans.spi.viewmodel.Models$CompoundModel.getValueAt(Models.java:4566) > at > org.netbeans.modules.viewmodel.TreeModelNode$MyProperty.updateShortDescription(TreeModelNode.java:2102) > at > org.netbeans.modules.viewmodel.TreeModelNode$MyProperty.getShortDescription(TreeModelNode.java:2084) > at > org.openide.explorer.propertysheet.CustomEditorAction.actionPerformed(CustomEditorAction.java:287) > at > org.openide.explorer.propertysheet.PropertyPanel$CustomEditorProxyAction.actionPerformed(PropertyPanel.java:1183) > at > org.openide.explorer.view.OutlineView$OutlineViewOutline.editCellAt(OutlineView.java:2103) > at > java.desktop/javax.swing.plaf.basic.BasicTableUI$Handler.adjustSelection(BasicTableUI.java:1127) > at > java.desktop/javax.swing.plaf.basic.BasicTableUI$Handler.mousePressed(BasicTableUI.java:1057) > at > java.desktop/java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:288) > at > java.desktop/java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:287) > at > java.desktop/java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:287) > at > java.desktop/java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:287) > at java.desktop/java.awt.Component.processMouseEvent(Component.java:6586) > at > java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3342) > at org.netbeans.swing.outline.Outline.processMouseEvent(Outline.java:1014) > at java.desktop/java.awt.Component.processEvent(Component.java:6354) > at java.desktop/java.awt.Container.processEvent(Container.java:2261) > at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4966) > at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2319) > at java.desktop/java.awt.Component.dispatchEvent(Component.java:4798) > at > java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4914) > at > java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4540) > at > java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4484) > at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2305) > at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2772) > at java.desktop/java.awt.Component.dispatchEvent(Component.java:4798) > at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:772) > at java.desktop/java.awt.EventQueue.access$600(EventQueue.java:97) > at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721) > at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715) > at java.base/java.security.AccessController.doPrivileged(Native Method) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97) > at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745) > at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743) > at java.base/java.security.AccessController.doPrivileged(Native Method) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87) > at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:742) > at > org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136) > [catch] at > java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) > at > java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) > at > java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113) > at > java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109) > at > java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) > at > java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90) -- This 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