Cannot use output buffering in output buffering display handlers on list page

Getting the error on a page that contains a long list of items

PHP Fatal error: preg_replace_callback(): Cannot use output buffering in output buffering display handlers in /public_html/wp-content/plugins/autoptimize/classes/autoptimizeBase.php on line 595′

The following settings are on

Optimize JavaScript Code

Do not aggregate but defer

Also defer inline JS

excluded: seal.js, js/jquery/jquery.js, ads.min.js, js/jquery/jquery.min.js

Optimize CSS Code

Optimize HTML Code

Also minify inline JS/ CSS

Save aggregated script/css as static files

Enable 404 fallbacks

Also optimize for logged in editors/ administrators

Disable extra compatibilty logic

Lazy-load images

Lazy-load from nth image: 1

Google Fonts: Combine and link deferred in head (fonts load late, but are not render-blocking), includes display:swap.

Remove emojis