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java.lang.LinkageError: loader constraint violation for class creating BPEL Process file

Alfonso ZappiaMar 1 2024

After correctly creating a BPEL process, when I go to create a new process, the creation does not start, giving me this error:

java.lang.LinkageError: loader constraint violation for class org.eclipse.bpel.model.impl.BPELExtensibleElementImpl: when selecting overriding method 'javax.wsdl.extensions.ExtensibilityElement org.eclipse.bpel.model.impl.BPELExtensibleElementImpl.removeExtensibilityElement(javax.wsdl.extensions.ExtensibilityElement)' the class loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @817cd05 of the selected method's type org.eclipse.bpel.model.impl.BPELExtensibleElementImpl, and the class loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @6954431a for its super type org.eclipse.wst.wsdl.internal.impl.ExtensibleElementImpl have different Class objects for the type javax.wsdl.extensions.ExtensibilityElement used in the signature (org.eclipse.bpel.model.impl.BPELExtensibleElementImpl is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @817cd05, parent loader 'platform'; org.eclipse.wst.wsdl.internal.impl.ExtensibleElementImpl is in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @6954431a, parent loader 'platform')
   at org.eclipse.bpel.model.impl.BPELFactoryImpl.createProcess(BPELFactoryImpl.java:339)
   at org.eclipse.bpel.model.resource.BPELReader.xml2Process(BPELReader.java:960)
   at org.eclipse.bpel.model.resource.BPELReader.xml2Resource(BPELReader.java:944)
   at org.eclipse.bpel.model.resource.BPELReader.pass1(BPELReader.java:403)
   at org.eclipse.bpel.model.resource.BPELReader.read(BPELReader.java:235)
   at org.eclipse.bpel.model.resource.BPELResourceImpl.doLoad(BPELResourceImpl.java:140)
   at org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1563)
   at org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1342)
   at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:259)
   at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:274)
   at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:406)
   at org.eclipse.bpel.common.ui.editmodel.ResourceInfo.load(ResourceInfo.java:246)
   at org.eclipse.bpel.common.ui.editmodel.EditModel.getResourceInfo(EditModel.java:220)
   at org.eclipse.bpel.common.ui.editmodel.EditModelClient.loadPrimaryResource(EditModelClient.java:61)
   at org.eclipse.bpel.ui.util.BPELEditModelClient.loadPrimaryResource(BPELEditModelClient.java:59)
   at org.eclipse.bpel.ui.BPELMultipageEditorPart.loadModel(BPELMultipageEditorPart.java:1121)
   at org.eclipse.bpel.ui.BPELMultipageEditorPart.createDesignPage(BPELMultipageEditorPart.java:425)
   at org.eclipse.bpel.ui.BPELMultipageEditorPart.createPages(BPELMultipageEditorPart.java:481)
   at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:333)
   at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.createPartControl(CompatibilityPart.java:158)
   at org.eclipse.ui.internal.e4.compatibility.CompatibilityEditor.createPartControl(CompatibilityEditor.java:96)
   at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:365)
   at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
   at java.base/java.lang.reflect.Method.invoke(Method.java:580)
   at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58)
   at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:976)
   at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:938)
   at org.eclipse.e4.core.internal.di.InjectorImpl.internalInject(InjectorImpl.java:138)
   at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:385)
   at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:311)
   at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:203)
   at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:91)
   at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:60)
   at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:42)
   at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:132)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:995)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:659)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:763)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:728)
   at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:47)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:712)
   at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.lambda$0(PartServiceImpl.java:105)
   at org.eclipse.e4.ui.services.internal.events.UIEventHandler.lambda$0(UIEventHandler.java:38)
   at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:183)
   at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:133)
   at org.eclipse.swt.widgets.Display.syncExec(Display.java:5959)
   at org.eclipse.e4.ui.workbench.swt.DisplayUISynchronize.syncExec(DisplayUISynchronize.java:34)
   at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:38)
   at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:208)
   at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:206)
   at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1)
   at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234)
   at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151)
   at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:133)
   at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75)
   at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44)
   at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55)
   at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:63)
   at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:424)
   at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElementGen(ElementContainerImpl.java:170)
   at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:188)
   at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:661)
   at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:625)
   at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:796)
   at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:401)
   at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1270)
   at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3233)
   at org.eclipse.ui.internal.WorkbenchPage.lambda$11(WorkbenchPage.java:3123)
   at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3121)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3091)
   at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3074)
   at org.eclipse.ui.ide.IDE.openEditor(IDE.java:582)
   at org.eclipse.bpel.ui.wizards.NewBpelFileWizard$2.run(NewBpelFileWizard.java:191)
   at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40)
   at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:132)
   at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5039)
   at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4519)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
   at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:342)
   at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046)
   at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
   at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:648)
   at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:342)
   at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:555)
   at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:173)
   at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
   at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
   at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
   at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
   at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
   at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
   at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
   at java.base/java.lang.reflect.Method.invoke(Method.java:580)
   at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
   at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
   at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
   at org.eclipse.equinox.launcher.Main.main(Main.java:1432)

I am struggling to understand what the problem is, can anyone help me? I am on Eclipse, of course, on a Linux virtual machine.

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Added on Mar 1 2024
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