d function hide_comments( $html ) {
		$html = preg_replace( '#<!--\s*noptimize\s*-->.*?<!--\s*/\s*noptimize\s*-->#is', '', $html );
		$html = preg_replace( '/<!--(.*)-->/Uis', '', $html );

		return $html;
	}
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class 'WP_Rocket\Engine\Optimization\AbstractOptimization' not found in /home/payon/public_html/wp-content/plugins/wp-rocket/inc/Engine/Optimization/CacheDynamicResource.php:15
Stack trace:
#0 /home/payon/public_html/wp-content/plugins/wp-rocket/vendor/composer/ClassLoader.php(444): include()
#1 /home/payon/public_html/wp-content/plugins/wp-rocket/vendor/composer/ClassLoader.php(322): Composer\Autoload\includeFile('/home/payon/pub...')
#2 [internal function]: Composer\Autoload\ClassLoader-&gt;loadClass('WP_Rocket\\Engin...')
#3 [internal function]: spl_autoload_call('WP_Rocket\\Engin...')
#4 /home/payon/public_html/wp-content/plugins/wp-rocket/vendor/league/container/src/Definition/DefinitionFactory.php(20): class_exists('WP_Rocket\\Engin...')
#5 /home/payon/public_html/wp-content/plugins/wp-rocket/vendor/league/container/src/Container.php(142): League\Container\Definition\DefinitionFactory-&gt;getDefinition('cache_dynamic_r...', 'WP_Rocket\\Engin...')
#6 /home/payon/public_html/wp-content/plugins/w in <b>/home/payon/public_html/wp-content/plugins/wp-rocket/inc/Engine/Optimization/CacheDynamicResource.php</b> on line <b>15</b><br />