jBPM Process Designer fails with class cast exception ----------------------------------------------------- Key: GPD-175 URL: http://jira.jboss.com/jira/browse/GPD-175 Project: JBoss jBPM GPD Issue Type: Bug Components: jpdl Environment: Fedora Core 6 with Sun's Java 1.5.0_12 Lenovo ThinkPad T60 2GB RAM Reporter: Micah Modell Assigned To: Koen Aers Fix For: jBPM jPDL Designer 3.1.0.SP1 Attachments: processdefinition.xml, processimage.jpg I get the following error when I attempt to open the attached file (from the demo station) in Eclipse from File->Open: java.lang.ClassCastException: org.eclipse.ui.internal.editors.text.JavaFileEditorInput at org.jbpm.ui.editor.DesignerEditor.init(Unknown Source) at org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:842) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:583) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:372) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:566) at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:290) at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:140) at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:268) at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65) at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:394) at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1144) at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1097) at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1311) at org.eclipse.ui.internal.PartStack.add(PartStack.java:455) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:102) at org.eclipse.ui.internal.PartStack.add(PartStack.java:441) at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:111) at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:60) at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:217) at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:207) at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:822) at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:721) at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:682) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2593) at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2528) at org.eclipse.ui.internal.WorkbenchPage.access$10(WorkbenchPage.java:2520) at org.eclipse.ui.internal.WorkbenchPage$9.run(WorkbenchPage.java:2505) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2500) at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2477) at org.eclipse.ui.internal.editors.text.OpenExternalFileAction.run(OpenExternalFileAction.java:132) at org.eclipse.ui.internal.editors.text.OpenExternalFileAction.run(OpenExternalFileAction.java:100) at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:254) at org.eclipse.ui.internal.WWinPluginAction.runWithEvent(WWinPluginAction.java:229) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:539) at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:488) at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:400) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1085) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3180) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2856) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1930) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1894) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:422) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336) at org.eclipse.core.launcher.Main.basicRun(Main.java:280) at org.eclipse.core.launcher.Main.run(Main.java:977) at org.eclipse.core.launcher.Main.main(Main.java:952)