Bug 308629 [Compatibility] NPE thrown when restarting Eclipse
It's trying to add bindings to the application and failing. java.lang.NullPointerException at org.eclipse.emf.common.util.AbstractEList.getNonDuplicates(AbstractEList.java:1167) at org.eclipse.emf.common.util.AbstractEList.addAll(AbstractEList.java:372) at org.eclipse.e4.ui.model.application.impl.ApplicationImpl.eSet(ApplicationImpl.java:417) at org.eclipse.emf.ecore.impl.BasicEObjectImpl.eSet(BasicEObjectImpl.java:1081) at org.eclipse.e4.workbench.ui.internal.EMFModelDeltaSet.apply(EMFModelDeltaSet.java:31) at org.eclipse.e4.workbench.ui.internal.ModelReconcilingService.applyDeltas(ModelReconcilingService.java:54) at org.eclipse.e4.workbench.ui.internal.ModelReconcilingService.applyDeltas(ModelReconcilingService.java:36) at org.eclipse.e4.workbench.ui.internal.ResourceHandler.loadMostRecentModel(ResourceHandler.java:173) at org.eclipse.e4.ui.workbench.swt.internal.E4Application.loadApplicationModel(E4Application.java:194) at org.eclipse.e4.ui.workbench.swt.internal.E4Application.createE4Workbench(E4Application.java:129)
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/workbench/ui/internal/XMLModelReconciler.java
private final Object object;
		private final Object after;
		private final Object before;
		Position(Object object, Object after, Object before) {
			this.object = object;
			this.after = after;
			this.before = before;
		}
		public Object getObject() {
			return object;
		}
		public Object getBefore() {
			return before;
		}
		public Object getAfter() {
			return after;
		}
	}
	private ModelDelta createMultiReferenceDelta(Collection<ModelDelta> deltas,
			List<Object> references, EObject eObject, EStructuralFeature feature, Element node) {
		NodeList referencedIds = (NodeList) node;
		List<Object> originalReferences = new ArrayList<Object>();
		List<Object> userReferences = new ArrayList<Object>();
		List<?> currentReferences = (List<?>) eObject.eGet(feature);