eclipse.buildId=11.0.0.GA-v20170809-0404-B748
java.version=1.8.0_131
java.vendor=Oracle Corporation
BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US
Framework arguments:  -product com.jboss.devstudio.core.product -pluginCustomization /home/tsedmik/devel/git/jbds-installer/devstudio-11.0.0.GA/resources/pluginCustomization.ini
Command-line arguments:  -os linux -ws gtk -arch x86_64 -product com.jboss.devstudio.core.product -pluginCustomization /home/tsedmik/devel/git/jbds-installer/devstudio-11.0.0.GA/resources/pluginCustomization.ini

org.eclipse.ui.navigator
Error
Mon Aug 21 11:20:23 CEST 2017
java.lang.NullPointerException

java.lang.NullPointerException
	at org.eclipse.jface.viewers.CustomHashtable.hashCode(CustomHashtable.java:268)
	at org.eclipse.jface.viewers.CustomHashtable.get(CustomHashtable.java:240)
	at org.eclipse.jface.viewers.StructuredViewer.findItems(StructuredViewer.java:803)
	at org.eclipse.jface.viewers.StructuredViewer.findItem(StructuredViewer.java:767)
	at org.eclipse.jface.viewers.AbstractTreeViewer.isExpandable(AbstractTreeViewer.java:2090)
	at org.eclipse.jface.viewers.TreeViewer.isExpandable(TreeViewer.java:537)
	at org.eclipse.ui.navigator.CommonNavigator.handleDoubleClick(CommonNavigator.java:560)
	at org.eclipse.ui.navigator.resources.ProjectExplorer.handleDoubleClick(ProjectExplorer.java:256)
	at org.eclipse.ui.navigator.CommonNavigator$4$1.run(CommonNavigator.java:534)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.ui.navigator.CommonNavigator$4.doubleClick(CommonNavigator.java:531)
	at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:831)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.ui.internal.JFaceUtil.lambda$0(JFaceUtil.java:44)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173)
	at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:828)
	at org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect(AbstractTreeViewer.java:1459)
	at org.eclipse.ui.navigator.CommonViewer.handleDoubleSelect(CommonViewer.java:445)
	at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1258)
	at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:249)
	at org.eclipse.jface.util.OpenStrategy.access$0(OpenStrategy.java:247)
	at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:306)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:86)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5252)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1348)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4522)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4107)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1044)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)
	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:680)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:594)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:151)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1499)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1472)