try {
            deleteObject(objectName);
        } catch (final StorageException e) {
            logger.warn("Failed to delete {}", pi.getName(), e);
            throwValidationError(messages -> messages.addErrorsFailedToDeleteFile(GLOBAL, pi.getName()),
                    () -> asListHtml(encodeId(pi.getPath())));
        }
        saveInfo(messages -> messages.addSuccessDeleteFile(GLOBAL, pi.getName()));

            if (!file.delete()) {
                logger.error("Failed to delete design file: {}", file.getAbsolutePath());
                throwValidationError(messages -> messages.addErrorsFailedToDeleteFile(GLOBAL, form.fileName), this::asListHtml);
            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsTargetFileDoesNotExist(GLOBAL, form.fileName), this::asListHtml);