Bonjour!

Je travaille avec le plugin GMF de Eclipse.
Tout se passe bien jusqu'à ce qu'au moment de l'étape "Generate Diagram Editor" l'erreur suivante apparaisse:

InvocationTargetException

Et voici le détail de l'erreur:

org.eclipse.emf.codegen.jet.JETException: InvocationTargetException
at org.eclipse.emf.codegen.jet.JETEmitter.generate(JETEmitter.java:396)
at org.eclipse.emf.codegen.jet.JETEmitter.generate(JETEmitter.java:369)
at org.eclipse.gmf.internal.common.codegen.JETEmitterAdapter.generate(JETEmitterAdapter.java:35)
at org.eclipse.gmf.internal.common.codegen.GeneratorBase.doGenerateJavaClass(GeneratorBase.java:325)
at org.eclipse.gmf.codegen.util.Generator.internalGenerateJavaClass(Generator.java:940)
at org.eclipse.gmf.codegen.util.Generator.generateNodeGraphicalNodeEditPolicy(Generator.java:463)
at org.eclipse.gmf.codegen.util.Generator.generateNode(Generator.java:231)
at org.eclipse.gmf.codegen.util.Generator.customRun(Generator.java:116)
at org.eclipse.gmf.internal.common.codegen.GeneratorBase.doRun(GeneratorBase.java:408)
at org.eclipse.gmf.internal.common.codegen.GeneratorBase.run(GeneratorBase.java:69)
at org.eclipse.gmf.internal.codegen.popup.actions.ExecuteTemplatesAction.run(ExecuteTemplatesAction.java:120)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:113)
Caused by: java.lang.reflect.InvocationTargetException
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:597)
at org.eclipse.emf.codegen.jet.JETEmitter.generate(JETEmitter.java:388)
... 11 more
Caused by: java.lang.NullPointerException
at org.eclipse.gmf.codegen.templates.policies.NodeGraphicalNodeEditPolicyGenerator.generate(NodeGraphicalNodeEditPolicyGenerator.java:90)
... 16 more


Quelqu'un a t-il une idée de ce qui se passe?

Je vous remercie d'avance!