[ 
https://issues.apache.org/jira/browse/NETBEANS-813?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

ARUNAVA SINHA reassigned NETBEANS-813:
--------------------------------------

    Assignee: ARUNAVA SINHA

> 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)



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