Fatal error: Uncaught Error: Call to undefined function RankMath\wp_rand() in /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math/includes/class-installer.php:605
Stack trace:
#0 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(139): RankMath\Installer->create_cron_jobs()
#1 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(49): RankMath\Installer->activate()
#2 /home/yourdom4/portalmalaysia.com/wp-includes/class-wp-hook.php(324): RankMath\Installer->activation(false)
#3 /home/yourdom4/portalmalaysia.com/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array)
#4 /home/yourdom4/portalmalaysia.com/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#5 /home/yourdom4/portalmalaysia.com/wp-admin/includes/plugin.php(693): do_action('activate_seo-by...', false)
#6 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(478): activate_plugin('seo-by-rank-mat...')
#7 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(148): RankMathPro->activate_free_version()
#8 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(95): RankMathPro->are_requirements_met()
#9 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(86): RankMathPro->__construct()
#10 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(506): RankMathPro::get()
#11 /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math-pro/rank-math-pro.php(510): rank_math_pro()
#12 /home/yourdom4/portalmalaysia.com/wp-settings.php(517): include_once('/home/yourdom4/...')
#13 /home/yourdom4/portalmalaysia.com/wp-config.php(90): require_once('/home/yourdom4/...')
#14 /home/yourdom4/portalmalaysia.com/wp-load.php(50): require_once('/home/yourdom4/...')
#15 /home/yourdom4/portalmalaysia.com/wp-blog-header.php(13): require_once('/home/yourdom4/...')
#16 /home/yourdom4/portalmalaysia.com/index.php(17): require('/home/yourdom4/...')
#17 {main}
thrown in /home/yourdom4/portalmalaysia.com/wp-content/plugins/seo-by-rank-math/includes/class-installer.php on line 605