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Cannot open Papyrus model in eclipse model explorer [message #1824415]

Wed, 15 April 2020 04:43

Kamel Idir

Messages: 6
Registered: April 2020

Junior Member

Hi,

After upgrading my eclipse IDE from Oxygen (4.7.3a) version to photon version (4.8), I' m not ale to open papyrus model in papyrus perspective model explorer. and not able to create papyrus model from uml file.

below is the stack trace when trying to open papyrus model .di file.

eclipse.buildId=4.8.0.I20180611-0500
java.version=1.8.0_171
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments: -product org.eclipse.epp.package.java.product
Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.java.product

org.eclipse.ui
Error
Wed Apr 15 00:34:38 EDT 2020
Unhandled event loop exception

java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.papyrus.uml.decoratormodel.internal.resource.DecoratorModelIndex
at org.eclipse.papyrus.uml.decoratormodel.internal.resource.DecoratorModelReadOnlyHandler.anyReadOnly(DecoratorModelReadOnlyHandler.java:67)
at org.eclipse.papyrus.infra.emf.readonly.ReadOnlyManager.anyReadOnly(ReadOnlyManager.java:273)
at org.eclipse.papyrus.infra.emf.readonly.ReadOnlyManager.anyReadOnly(ReadOnlyManager.java:254)
at org.eclipse.papyrus.infra.emf.readonly.ReadOnlyOneFileApprover.proceedExecuting(ReadOnlyOneFileApprover.java:108)
at org.eclipse.papyrus.infra.emf.gmf.command.CheckedOperationHistory.getExecuteApproval(CheckedOperationHistory.java:157)
at org.eclipse.papyrus.infra.emf.gmf.command.CheckedOperationHistory.execute(CheckedOperationHistory.java:190)
at org.eclipse.papyrus.infra.emf.gmf.command.NotifyingWorkspaceCommandStack.doExecute(NotifyingWorkspaceCommandStack.java:264)
at org.eclipse.emf.transaction.impl.AbstractTransactionalCommandStack.execute(AbstractTransactionalCommandStack.java:165)
at org.eclipse.emf.transaction.impl.AbstractTransactionalCommandStack.execute(AbstractTransactionalCommandStack.java:219)
at org.eclipse.papyrus.infra.emf.gmf.command.NestingNotifyingWorkspaceCommandStack.execute(NestingNotifyingWorkspaceCommandStack.java:130)
at org.eclipse.papyrus.uml.diagram.wizards.wizards.InitModelWizard.createPapyrusModels(InitModelWizard.java:163)
at org.eclipse.papyrus.uml.diagram.wizards.wizards.CreateModelWizard.createAndOpenPapyrusModel(CreateModelWizard.java:321)
at org.eclipse.papyrus.uml.diagram.wizards.wizards.CreateModelWizard.performFinish(CreateModelWizard.java:281)
at org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:772)
at org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDialog.java:411)
at org.eclipse.jface.dialogs.Dialog.lambda$0(Dialog.java:619)
at org.eclipse.swt.events.SelectionListener$1.widgetSelected(SelectionListener.java:81)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:249)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:86)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4118)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3931)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3534)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:818)
at org.eclipse.jface.window.Window.open(Window.java:794)
at org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:269)
at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:290)
at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:291)
at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:93)
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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:318)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:252)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:173)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:152)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:494)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:487)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:204)
at org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:393)
at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:151)
at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:565)
at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java:397)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:86)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4118)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3931)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3534)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1170)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1059)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:667)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:597)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
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(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:656)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:592)
at org.eclipse.equinox.launcher.Main.run(Main.java:1498)

Appreciate your help to get a fix for this issue.
Thanks,

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