Version 11.2.2 throws E_ERROR

Error Details
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An error of type E_ERROR was caused in line 18 of the file /home/XXXXXX/public_html/wp-content/plugins/404page/inc/class-404page-admin.php. Error message: Class ‘PPF04_Admin’ not found

Since WordPress 5.2 there is a built-in feature that detects when a plugin or theme causes a fatal error on your site, and notifies you with this automated email. In this case, WordPress caught an error with one of your plugins, 404page – your smart custom 404 error page. When seeking help with this issue, you may be asked for some of the following information:
WordPress version 5.3.2
Current plugin: 404page – your smart custom 404 error page (version 11.2.2)
PHP version 7.2.29