Fatal error: Uncaught Error: Call to undefined function wp_using_themes() in /www/wwwroot/gn-cbmdrilling.com/wp-includes/template-loader.php:7
Stack trace:
#0 /www/wwwroot/gn-cbmdrilling.com/wp-blog-header.php(19): require_once()
#1 /www/wwwroot/gn-cbmdrilling.com/index.php(17): require('/www/wwwroot/gn...')
#2 {main}
thrown in /www/wwwroot/gn-cbmdrilling.com/wp-includes/template-loader.php on line 7