}
            throwValidationError(messages -> messages.addErrorsFileIsNotSupported(GLOBAL, fileName), this::asListHtml);
        }
        saveInfo(messages -> messages.addSuccessBulkProcessStarted(GLOBAL));
        return redirect(getClass()); // no-op
    }

    /**
     * Import the file asynchronously.
     * @param fileName The file name.
     * @param tempFile The temporary file.