[19-Aug-2025 23:32:03 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function wp_using_themes() in /home/mba/public_html/wp-includes-20250807192152/certificates/template-loader.php:7
Stack trace:
#0 {main}
  thrown in /home/mba/public_html/wp-includes-20250807192152/certificates/template-loader.php on line 7