final CommerceCustomerEntityDefinition currentUser = entityService.initializeAndUnproxy(getUserService().getCurrentUser());

    @Override
    public <T> T initializeAndUnproxy(T entity) {
        if (entity == null) {
            throw new NullPointerException("Entity passed for initialization is null!");
        }

        Hibernate.initialize(entity);
        if (entity instanceof HibernateProxy) {
            entity = (T) ((HibernateProxy) entity).getHibernateLazyInitializer().getImplementation();
        }
        return entity;
    }

2018-04-12 12:07:47,206 org.apache.catalina.core.ContainerBase.[Tomcat].[localhost].[/storefront].[dispatcherServlet] [https-jsse-nio-127.0.0.1-8112-exec-8] ERROR: Servlet.service() for servlet [dispatcherServlet] in context with path [/storefront] threw exception [Request processing failed; nested exception is java.lang.ClassCastException: com.nemesis.platform.core.entity.user.UserEntity_$$_jvst241_3b cannot be cast to com.nemesis.platform.module.commerce.core.definition.user.CommerceCustomerEntityDefinition] with root cause
java.lang.ClassCastException: com.nemesis.platform.core.entity.user.UserEntity_$$_jvst241_3b cannot be cast to com.nemesis.platform.module.commerce.core.definition.user.CommerceCustomerEntityDefinition
	at com.nemesis.platform.module.commerce.facade.checkout.impl.CheckoutInfoFacadeImpl.setDeliveryAddressIfAvailable(CheckoutInfoFacadeImpl.java:198)