Failed opening required ‘/partials/components/notification/notification.php’

I am getting the following error when trying to open amp pages. The page looks broken.

[29-Mar-2019 06:25:21 UTC] PHP Warning:  require_once(/home/wstsztug/public_html/wp-content/plugins/amp-wp/public/partials/components/notification/notification.php): failed to open stream: No such file or directory in /home/wstsztug/public_html/wp-content/plugins/amp-wp/includes/functions/amp-wp-template-functions.php on line 1075
[29-Mar-2019 06:25:21 UTC] PHP Fatal error:  require_once(): Failed opening required '/home/wstsztug/public_html/wp-content/plugins/amp-wp/public/partials/components/notification/notification.php' (include_path='.:/opt/alt/php56/usr/share/pear:/opt/alt/php56/usr/share/php') in /home/wstsztug/public_html/wp-content/plugins/amp-wp/includes/functions/amp-wp-template-functions.php on line 1075

I am using Ashe theme : https://ww.wp.xz.cn/themes/ashe/