window.addEventListener( 'load', function(){
	UAGBTableOfContents._run( <br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function wp_json_encode() in /home/ignas/public_html/ignas/wp-content/plugins/ultimate-addons-for-gutenberg/includes/blocks/table-of-contents/frontend.js.php:24
Stack trace:
#0 {main}
  thrown in <b>/home/ignas/public_html/ignas/wp-content/plugins/ultimate-addons-for-gutenberg/includes/blocks/table-of-contents/frontend.js.php</b> on line <b>24</b><br />