stacktrace in console when in runtime classpath pref page --------------------------------------------------------- Key: JBIDE-17088 URL: https://issues.jboss.org/browse/JBIDE-17088 Project: Tools (JBoss Tools) Issue Type: Bug Components: server Affects Versions: 4.2.0.Beta2 Reporter: Rob Stryker Assignee: Rob Stryker Fix For: 4.2.0.Beta2 In window -> preferences -> server -> runtime environment -> default classpath: click any as7-style server from combo, see following text: !ENTRY org.eclipse.ui 4 0 2014-04-11 17:34:47.013 !MESSAGE Unhandled event loop exception !STACK 0 org.jboss.tools.foundation.core.expressions.ExpressionResolutionException: org.eclipse.core.runtime.CoreException: Error while evaluating variable jboss_server_home. at org.jboss.ide.eclipse.as.core.resolvers.RuntimeVariableResolver.resolve(RuntimeVariableResolver.java:77) at org.jboss.tools.foundation.core.expressions.ExpressionResolver.resolveVariable(ExpressionResolver.java:304) at org.jboss.tools.foundation.core.expressions.ExpressionResolver.resolve(ExpressionResolver.java:229) at org.jboss.ide.eclipse.archives.webtools.filesets.Fileset.getFolder(Fileset.java:71) at org.jboss.ide.eclipse.archives.webtools.filesets.Fileset.equals(Fileset.java:193) at org.eclipse.jface.viewers.StructuredViewer.equals(StructuredViewer.java:733) at org.eclipse.jface.viewers.AbstractTreeViewer.updateChildren(AbstractTreeViewer.java:2752) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefreshStruct(AbstractTreeViewer.java:1944) at org.eclipse.jface.viewers.TreeViewer.internalRefreshStruct(TreeViewer.java:752) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1919) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1876) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1861) at org.eclipse.jface.viewers.StructuredViewer$7.run(StructuredViewer.java:1527) at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1460) at org.eclipse.jface.viewers.TreeViewer.preservingSelection(TreeViewer.java:428) at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1421) at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1524) at org.eclipse.jface.viewers.ColumnViewer.refresh(ColumnViewer.java:556) at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1483) at org.jboss.ide.eclipse.as.ui.preferences.ServerTypePreferencePage$AbstractComboDataPreferenceComposite$2.widgetSelected(ServerTypePreferencePage.java:129) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4425) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1388) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3773) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3393) at org.eclipse.jface.window.Window.runEventLoop(Window.java:832) at org.eclipse.jface.window.Window.open(Window.java:808) at org.eclipse.ui.internal.dialogs.WorkbenchPreferenceDialog.open(WorkbenchPreferenceDialog.java:215) at org.eclipse.ui.internal.OpenPreferencesAction.run(OpenPreferencesAction.java:65) at org.eclipse.jface.action.Action.runWithEvent(Action.java:519) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595) at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511) at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4425) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1388) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3773) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3393) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1122) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1006) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:147) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:630) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:574) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:133) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:103) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:378) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:232) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603) at org.eclipse.equinox.launcher.Main.run(Main.java:1462) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) Caused by: org.eclipse.core.runtime.CoreException: Error while evaluating variable jboss_server_home. at org.eclipse.core.internal.variables.DynamicVariable.getValue(DynamicVariable.java:58) at org.eclipse.core.internal.variables.StringSubstitutionEngine.resolve(StringSubstitutionEngine.java:269) at org.eclipse.core.internal.variables.StringSubstitutionEngine.substitute(StringSubstitutionEngine.java:192) at org.eclipse.core.internal.variables.StringSubstitutionEngine.performStringSubstitution(StringSubstitutionEngine.java:87) at org.jboss.ide.eclipse.as.core.resolvers.RuntimeVariableResolver.resolve(RuntimeVariableResolver.java:74) ... 60 more Caused by: java.lang.NullPointerException at org.jboss.ide.eclipse.as.core.resolvers.ConfigNameResolver.handleServerHome(ConfigNameResolver.java:137) at org.jboss.ide.eclipse.as.core.resolvers.ConfigNameResolver.resolveValue(ConfigNameResolver.java:131) at org.jboss.ide.eclipse.as.core.resolvers.ConfigNameResolver.resolveValue(ConfigNameResolver.java:116) at org.eclipse.core.internal.variables.DynamicVariable.getValue(DynamicVariable.java:56) ... 64 more