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
if (!(node instanceof Element)) {
				continue;
			}
			Element innerElement = (Element) node;
			String featureName = innerElement.getNodeName();
			EStructuralFeature feature = getStructuralFeature(object, featureName);
			if (feature != null) {
				if (isChainedReference(featureName)) {
					ModelDelta delta = createMultiReferenceDelta(deltas, references, object,
							feature, innerElement);
					deltas.add(delta);
				} else if (isUnset(innerElement)) {
					ModelDelta delta = new EMFModelDeltaUnset(object, feature);
					deltas.add(delta);
				} else if (isDirectReference(featureName)) {
					ModelDelta delta = createDirectReferenceDelta(deltas, references, object,
							feature, innerElement);
					deltas.add(delta);
				} else if (isIndirectReference(featureName)) {
					ModelDelta delta = createIndirectReferenceDelta(references, object, feature,
							innerElement);
					deltas.add(delta);
				} else if (isUnorderedChainedAttribute(featureName)) {
					ModelDelta delta = createUnorderedChainedAttributeDelta(object, feature,
							innerElement, featureName);
					deltas.add(delta);
				} else {
					ModelDelta delta = createAttributeDelta(object, feature, innerElement,
							featureName);
					deltas.add(delta);