Plugin Error

Hi guys,

I hope you are well. I received a notification email this morning flagging Enable Media Replace as having an error. Please could you advise? Here is the email text:

+++++

WordPress caught an error with one of your plugins, enable-media-replace.

WordPress version 5.4.1
Current theme: generatepress_child (version )
Current plugin: (version )
PHP version 7.3.0

Error Details
=============
An error of type E_ERROR was caused in line 23 of the file /var/www/wptbox/wp-content/plugins/enable-media-replace/classes/emr-plugin.php. Error message: Uncaught Error: Class ‘EnableMediaReplace\ShortPixelLogger\ShortPixelLogger’ not found in /var/www/wptbox/wp-content/plugins/enable-media-replace/classes/emr-plugin.php:23
Stack trace:
#0 /var/www/wptbox/wp-content/plugins/enable-media-replace/enable-media-replace.php(59): EnableMediaReplace\EnableMediaReplacePlugin::get()
#1 /var/www/wptbox/wp-settings.php(371): include_once(‘/var/www/wptbox…’)
#2 /var/www/wptbox/wp-config.php(103): require_once(‘/var/www/wptbox…’)
#3 /var/www/wptbox/wp-load.php(37): require_once(‘/var/www/wptbox…’)
#4 /var/www/wptbox/wp-admin/admin-ajax.php(22): require_once(‘/var/www/wptbox…’)
#5 {main}
thrown

The page I need help with: [log in to see the link]