PHP warnings email-encoder-bundle/src/Validate/Filters.php:420

Hello, having WP 7 and Email encoder 2.5.0, i have enabled “Full protection”, “Automatic” and using free HivePress plugin with its default free theme + Query monitor plugin. This plugin allows me to see queries when i am logged-in as admin, there is a top bar button to show kind of dev. console.

This console has errors tab where appears tens of warnings related to Email encoder. Video here.

All warnings in a text form: https://justpaste.it/ktk45

One of the warnings i am pasting there:

DOMDocument::loadHTML(): Tag defs invalid in Entity, line: 210

1. wp-content/plugins/email-encoder-bundle/src/Validate/Filters.php:420
2. OnlineOptimisation\EmailEncoderBundle\Validate\Filters->filter_soft_dom_attributes()
   wp-content/plugins/email-encoder-bundle/src/Validate/Filters.php:420
3. OnlineOptimisation\EmailEncoderBundle\Validate\Filters->filter_page()
   wp-content/plugins/email-encoder-bundle/src/Validate/Filters.php:38
4. OnlineOptimisation\EmailEncoderBundle\Front\FrontCore->filterPage()
   wp-content/plugins/email-encoder-bundle/src/Traits/PluginHelper.php:143
5. OnlineOptimisation\EmailEncoderBundle\Front\FrontCore->filter_page()
   wp-content/plugins/email-encoder-bundle/src/Front/FrontCore.php:110
6. apply_filters('final_output')
   wp-content/plugins/email-encoder-bundle/src/Front/FrontBuffering.php:62
7. OnlineOptimisation\EmailEncoderBundle\Front\FrontBuffering->apply_content_filter()
   wp-content/plugins/email-encoder-bundle/src/Front/FrontBuffering.php:62
8. ob_end_flush()
9. wp_ob_end_flush_all()
   wp-includes/functions.php:5493
10. do_action('shutdown')
    wp-includes/load.php:1308
11. shutdown_action_hook()
    wp-includes/load.php:1308

Please if possible tell me what to search and what to replace in which file if you want to test a fix or send me updated plugin file.

List of active plugins is at https://justpaste.it/jn2p6