FATAL ERROR: 0 Message: Call to a member function init() on null Line No: 221 of /home/bookbrush/webapps/bookbrush/wp-content/themes/harmony-child-theme/header-code.php Error: Call to a member function init() on null at include_once(header-code.php:221) at include(header.php:16) at require_once(header.php:3) at load_template(template.php:785) at locate_template(template.php:720) at get_header(general-template.php:48) at include(index.php:1) at require_once(template-loader.php:106) at require(wp-blog-header.php:19) at (main)(index.php:17) HTTP Response code: 500