Type org.eclipse.emf.mapping.ecore2ecore.provider.Ecore2EcoreMappingRootItemProvider of variable ecore2EcoreMappingRootItemProvider does not match with type java.util.Map<java.lang.Object,java.lang.Object> of variable loadOptions
Make classes org.eclipse.emf.mapping.ecore2ecore.provider.Ecore2EcoreMappingRootItemProvider and java.util.Map extend a common superclass
Type org.eclipse.emf.mapping.ecore2ecore.provider.Ecore2EcoreMappingRootItemProvider of variable ecore2EcoreMappingRootItemProvider does not match with type java.util.Map<java.lang.Object,java.lang.Object> of variable loadOptions