[
https://issues.apache.org/jira/browse/NETBEANS-2220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ASF GitHub Bot updated NETBEANS-2220:
-------------------------------------
Labels: pull-request-available (was: )
> NullPointerException on empty space when documents pop-up has more than one
> column
> ----------------------------------------------------------------------------------
>
> Key: NETBEANS-2220
> URL: https://issues.apache.org/jira/browse/NETBEANS-2220
> Project: NetBeans
> Issue Type: Bug
> Affects Versions: 11.0
> Reporter: Jan Lahoda
> Assignee: Jan Lahoda
> Priority: Minor
> Labels: pull-request-available
>
> When the document popup (triangle at the right top of editor) has more than
> one column, and some cell is empty in the pop-up, placing the mouse cursor
> over the empty cell leads to:
> ---
> java.lang.NullPointerException
>
>
> at
> org.netbeans.swing.tabcontrol.DocumentSwitcherTable.isClosable(DocumentSwitcherTable.java:174)
>
>
> at
> org.netbeans.swing.tabcontrol.DocumentSwitcherTable.onMouseEvent(DocumentSwitcherTable.java:88)
>
>
> at
> org.netbeans.swing.tabcontrol.ButtonPopupSwitcher.mouseMoved(ButtonPopupSwitcher.java:196)
>
>
> at
> java.desktop/java.awt.AWTEventMulticaster.mouseMoved(AWTEventMulticaster.java:338)
>
>
> at
> java.desktop/java.awt.AWTEventMulticaster.mouseMoved(AWTEventMulticaster.java:337)
>
>
> at
> java.desktop/java.awt.Component.processMouseMotionEvent(Component.java:6677)
>
>
> at
> java.desktop/javax.swing.JComponent.processMouseMotionEvent(JComponent.java:3360)
>
>
> at java.desktop/java.awt.Component.processEvent(Component.java:6401)
>
>
> at java.desktop/java.awt.Container.processEvent(Container.java:2263)
>
>
> at
> java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5008)
>
>
> at
> java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
>
>
> at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
>
>
> at
> java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4918)
>
>
> at
> java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4560)
>
>
> at
> java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4488)
>
>
> at
> java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2307)
>
>
> at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2762)
>
>
> at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
>
>
> at
> java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:772)
>
>
> at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
>
>
> at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
>
>
> at
> java.base/java.security.AccessController.doPrivileged(AccessController.java:389)
>
>
> at
> java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
>
>
> at
> java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95)
> at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
> at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743)
> at
> java.base/java.security.AccessController.doPrivileged(AccessController.java:389)
> at
> java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
> 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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