Bug 573484 - [e4] NPE in drowdown handler if class could not be found
Summary: [e4] NPE in drowdown handler if class could not be found
Status: NEW
Alias: None
Product: Platform
Classification: Eclipse Project
Component: UI (show other bugs)
Version: 4.20   Edit
Hardware: PC Linux
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: Platform-UI-Inbox CLA
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Reported: 2021-05-11 09:01 EDT by Christoph Laeubrich CLA
Modified: 2021-05-12 11:12 EDT (History)
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Description Christoph Laeubrich CLA 2021-05-11 09:01:03 EDT 
java.lang.NullPointerException
	at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:253)
	at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:173)
	at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerShowProcessor.processDynamicElements(MenuManagerShowProcessor.java:152)
	at org.eclipse.e4.ui.workbench.renderers.swt.MenuManagerShowProcessor.menuAboutToHide(MenuManagerShowProcessor.java:113)
	at org.eclipse.jface.internal.MenuManagerEventHelper.showEventPostHelper(MenuManagerEventHelper.java:95)
	at org.eclipse.jface.action.MenuManager.handleAboutToShow(MenuManager.java:469)
	at org.eclipse.jface.action.MenuManager.access$1(MenuManager.java:463)
	at org.eclipse.jface.action.MenuManager$2.menuShown(MenuManager.java:495)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:259)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5831)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1427)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1453)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1432)
	at org.eclipse.swt.widgets.Menu._setVisible(Menu.java:248)
	at org.eclipse.swt.widgets.Display.runPopups(Display.java:5134)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4560)
	at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem.dropdownEvent(AbstractContributionItem.java:425)
	at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem.handleWidgetSelection(AbstractContributionItem.java:436)
	at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem.lambda$2(AbstractContributionItem.java:475)
Comment 1 Eclipse Genie CLA 2021-05-12 11:12:09 EDT 
New Gerrit change created: https://git.eclipse.org/r/c/platform/eclipse.platform.ui/+/180537