Fatal error: Uncaught Error: Call to undefined function RankMath\wp_rand() in /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math/includes/class-installer.php:606 Stack trace: #0 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(139): RankMath\Installer->create_cron_jobs() #1 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(49): RankMath\Installer->activate() #2 /www/wwwroot/cintai.web.id/wp-includes/class-wp-hook.php(324): RankMath\Installer->activation() #3 /www/wwwroot/cintai.web.id/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #4 /www/wwwroot/cintai.web.id/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /www/wwwroot/cintai.web.id/wp-admin/includes/plugin.php(703): do_action() #6 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(480): activate_plugin() #7 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(150): RankMathPro->activate_free_version() #8 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(97): RankMathPro->are_requirements_met() #9 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(88): RankMathPro->__construct() #10 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(508): RankMathPro::get() #11 /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(512): rank_math_pro() #12 /www/wwwroot/cintai.web.id/wp-settings.php(471): include_once('...') #13 /www/wwwroot/cintai.web.id/wp-config.php(112): require_once('...') #14 /www/wwwroot/cintai.web.id/wp-load.php(50): require_once('...') #15 /www/wwwroot/cintai.web.id/wp-blog-header.php(13): require_once('...') #16 /www/wwwroot/cintai.web.id/index.php(17): require('...') #17 {main} thrown in /www/wwwroot/cintai.web.id/wp-content/plugins/seo-by-rank-math/includes/class-installer.php on line 606