PHP error in WordPress SEO plugin

hi any one knows y this error coming

Warning: strpos(): Empty needle in /homepages/0/d701914121/htdocs/clickandbuilds/PreOwnDeals/wp-content/plugins/wordpress-seo/frontend/class-frontend.php on line 593

Hi there,

It would be best to contact the author of the plugin you purchased and let them know about this. They can provide more information, give you a solution, or identify the bug causing it and resolve it in an update.