[jbosstools-issues] [JBoss JIRA] Closed: (JBIDE-7883) Exception for file in PageDesignerEditor

Exception for file in PageDesignerEditor ---------------------------------------- Key: JBIDE-7883 URL: https://issues.jboss.org/browse/JBIDE-7883 Project: Tools (JBoss Tools) Issue Type: Bug Components: UpStream Affects Versions: 3.2.0.Beta2 Reporter: Vitali Yemialyanchyk Assignee: Dmitry Geraskov Fix For: 3.3.0.M1 Attachments: screenshot-1.jpg, screenshot-2.jpg in Seam perspective: 1) open some xhtml in VPE; 2) open same xhtml in WPE (Web Page Editor); 3) restart Eclipse: Unable to create editor ID org.eclipse.jst.pagedesigner.PageDesignerEditor: An unexpected exception was thrown. java.lang.NullPointerException at org.eclipse.jst.j2ee.componentcore.J2EEModuleVirtualComponent.getReferences(J2EEModuleVirtualComponent.java:176) at org.eclipse.jst.j2ee.internal.web.classpath.WebAppLibrariesContainer.computeReferences(WebAppLibrariesContainer.java:100) at org.eclipse.jst.common.jdt.internal.classpath.FlexibleProjectContainer.computeClasspathEntries(FlexibleProjectContainer.java:183) at org.eclipse.jst.j2ee.internal.web.classpath.WebAppLibrariesContainer.computeClasspathEntries(WebAppLibrariesContainer.java:119) at org.eclipse.jst.common.jdt.internal.classpath.FlexibleProjectContainer.<init>(FlexibleProjectContainer.java:120) at org.eclipse.jst.j2ee.internal.web.classpath.WebAppLibrariesContainer.<init>(WebAppLibrariesContainer.java:58) at org.eclipse.jst.j2ee.internal.web.classpath.WebAppLibrariesContainerInitializer.initialize(WebAppLibrariesContainerInitializer.java:35) at org.eclipse.jdt.internal.core.JavaModelManager.initializeContainer(JavaModelManager.java:2707) at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1850) at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:2705) at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2645) at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2783) at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1948) at org.eclipse.jst.jsp.core.taglib.ProjectDescription.ensureUpTodate(ProjectDescription.java:994) at org.eclipse.jst.jsp.core.taglib.ProjectDescription.getAvailableTaglibRecords(ProjectDescription.java:1085) at org.eclipse.jst.jsp.core.taglib.TaglibIndex.internalGetAvailableTaglibRecords(TaglibIndex.java:847) at org.eclipse.jst.jsp.core.taglib.TaglibIndex.getAvailableTaglibRecords(TaglibIndex.java:506) at org.eclipse.jst.jsf.core.metadata.internal.TaglibMetaDataLocator.locateMetaDataModelProviders(TaglibMetaDataLocator.java:69) at org.eclipse.jst.jsf.common.metadata.internal.DomainLoadingStrategy.locateMetaDataSourceInstances(DomainLoadingStrategy.java:143) at org.eclipse.jst.jsf.common.metadata.internal.DomainLoadingStrategy.load(DomainLoadingStrategy.java:55) at org.eclipse.jst.jsf.common.metadata.internal.MetaDataModel.load(MetaDataModel.java:93) at org.eclipse.jst.jsf.common.metadata.internal.MetaDataModelManager.loadMetadata(MetaDataModelManager.java:147) at org.eclipse.jst.jsf.common.metadata.internal.MetaDataModelManager.getModel(MetaDataModelManager.java:90) at org.eclipse.jst.jsf.common.metadata.query.TaglibDomainMetaDataQueryHelper.getMDModel(TaglibDomainMetaDataQueryHelper.java:205) at org.eclipse.jst.jsf.common.metadata.query.TaglibDomainMetaDataQueryHelper.getModel(TaglibDomainMetaDataQueryHelper.java:90) at org.eclipse.jst.jsf.common.metadata.query.TaglibDomainMetaDataQueryHelper.getEntities(TaglibDomainMetaDataQueryHelper.java:123) at org.eclipse.jst.jsf.common.metadata.query.TaglibDomainMetaDataQueryHelper.getEntity(TaglibDomainMetaDataQueryHelper.java:101) at org.eclipse.jst.jsf.common.metadata.query.TaglibDomainMetaDataQueryHelper.getTrait(TaglibDomainMetaDataQueryHelper.java:254) at org.eclipse.jst.pagedesigner.dtmanager.DefaultDTInfoFactory.getDTInfo(DefaultDTInfoFactory.java:49) at org.eclipse.jst.pagedesigner.dtmanager.DTManager.getDTInfo(DTManager.java:99) at org.eclipse.jst.pagedesigner.dtmanager.converter.internal.DTTagConverterFactory.createConverter(DTTagConverterFactory.java:32) at org.eclipse.jst.pagedesigner.dtmanager.DTManager.getTagConverter(DTManager.java:65) at org.eclipse.jst.pagedesigner.parts.ElementEditPart.getTagConverter(ElementEditPart.java:163) at org.eclipse.jst.pagedesigner.parts.ElementEditPart.setModel(ElementEditPart.java:84) at org.eclipse.jst.pagedesigner.parts.HTMLEditPartsFactory.createEditPart(HTMLEditPartsFactory.java:69) at org.eclipse.gef.editparts.AbstractEditPart.createChild(AbstractEditPart.java:268) at org.eclipse.gef.editparts.AbstractEditPart.refreshChildren(AbstractEditPart.java:770) at org.eclipse.jst.pagedesigner.parts.DocumentEditPart.refreshChildren(DocumentEditPart.java:134) at org.eclipse.jst.pagedesigner.parts.DocumentEditPart.refreshChildren(DocumentEditPart.java:126) at org.eclipse.gef.editparts.AbstractEditPart.refresh(AbstractEditPart.java:718) at org.eclipse.gef.editparts.AbstractGraphicalEditPart.refresh(AbstractGraphicalEditPart.java:633) at org.eclipse.jst.pagedesigner.parts.DocumentEditPart.refresh(DocumentEditPart.java:114) at org.eclipse.gef.editparts.AbstractEditPart.addNotify(AbstractEditPart.java:252) at org.eclipse.gef.editparts.AbstractGraphicalEditPart.addNotify(AbstractGraphicalEditPart.java:223) at org.eclipse.jst.pagedesigner.parts.NodeEditPart.addNotify(NodeEditPart.java:104) at org.eclipse.gef.editparts.AbstractEditPart.addChild(AbstractEditPart.java:211) at org.eclipse.gef.editparts.SimpleRootEditPart.setContents(SimpleRootEditPart.java:105) at org.eclipse.gef.ui.parts.AbstractEditPartViewer.setContents(AbstractEditPartViewer.java:617) at org.eclipse.gef.ui.parts.AbstractEditPartViewer.setContents(AbstractEditPartViewer.java:626) at org.eclipse.jst.pagedesigner.editors.SimpleGraphicalEditor.setModel(SimpleGraphicalEditor.java:425) at org.eclipse.jst.pagedesigner.editors.HTMLEditor.connectDesignPage(HTMLEditor.java:363) at org.eclipse.jst.pagedesigner.editors.HTMLEditor.createPages(HTMLEditor.java:443) at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:348) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:670) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595) at org.eclipse.ui.internal.EditorAreaHelper.setVisibleEditor(EditorAreaHelper.java:271) at org.eclipse.ui.internal.EditorManager.setVisibleEditor(EditorManager.java:1429) at org.eclipse.ui.internal.EditorManager$5.runWithException(EditorManager.java:942) at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4041) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3660) at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803) at org.eclipse.ui.internal.Workbench$31.runWithException(Workbench.java:1567) at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4041) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3660) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2548) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) at org.eclipse.equinox.launcher.Main.run(Main.java:1407)