* @return HTML response redirecting to the list page after creation
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse create(final CreateForm form) {
        verifyCrudMode(form.crudMode, CrudMode.CREATE, this::asListHtml);
        validate(form, messages -> {}, this::asEditHtml);
        validateFields(form.doc, v -> throwValidationError(v, this::asEditHtml));

     *
     * @param crudMode the actual CRUD mode
     * @param expectedMode the expected CRUD mode
     * @param errorHook the error hook to call if verification fails
     */
    protected void verifyCrudMode(final int crudMode, final int expectedMode, final VaErrorHook errorHook) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {