Fatal error: Uncaught Error: Call to undefined function mysql_query() in /home/customer/www/stretchmarkcream.net/public_html/wp-content/plugins/pingback_optimizer/export_plugin.php:56 Stack trace: #0 /home/customer/www/stretchmarkcream.net/public_html/wp-includes/class-wp-hook.php(303): calculate_pingback_according_urlin_feed('') #1 /home/customer/www/stretchmarkcream.net/public_html/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(NULL, Array) #2 /home/customer/www/stretchmarkcream.net/public_html/wp-includes/plugin.php(470): WP_Hook->do_action(Array) #3 /home/customer/www/stretchmarkcream.net/public_html/wp-settings.php(578): do_action('init') #4 /home/customer/www/stretchmarkcream.net/public_html/wp-config.php(90): require_once('/home/customer/...') #5 /home/customer/www/stretchmarkcream.net/public_html/wp-load.php(50): require_once('/home/customer/...') #6 /home/customer/www/stretchmarkcream.net/public_html/wp-blog-header.php(13): require_once('/home/customer/...') #7 /home/customer/www/stretchmarkcream.net/ in /home/customer/www/stretchmarkcream.net/public_html/wp-content/plugins/pingback_optimizer/export_plugin.php on line 56