Array
(
    [type] => 1
    [message] => Uncaught Error: Class 'Yoast\WP\SEO\Premium\Database\Migration_Runner_Premium' not found in /var/www/virtual/blog/wp-content/plugins/wordpress-seo/src/loader.php:228
Stack trace:
#0 /var/www/virtual/blog/wp-content/plugins/wordpress-seo/src/loader.php(182): Yoast\WP\SEO\Loader->conditionals_are_met('Yoast\\WP\\SEO\\Pr...')
#1 /var/www/virtual/blog/wp-content/plugins/wordpress-seo/src/loader.php(131): Yoast\WP\SEO\Loader->load_initializers()
#2 /var/www/virtual/blog/wp-content/plugins/wordpress-seo/lib/abstract-main.php(43): Yoast\WP\SEO\Loader->load()
#3 /var/www/virtual/blog/wp-content/plugins/wordpress-seo-premium/src/functions.php(32): Yoast\WP\Lib\Abstract_Main->load()
#4 /var/www/virtual/blog/wp-includes/class-wp-hook.php(292): YoastSEOPremium('')
#5 /var/www/virtual/blog/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters('', Array)
#6 /var/www/virtual/blog/wp-includes/plugin.php(484): WP_Hook->do_action(Array)
#7 /var/www/virtual/blog/wp-content/plugins/wordpress-seo/wp-seo-main.php(466): do_act
    [file] => /var/www/virtual/blog/wp-content/plugins/wordpress-seo/src/loader.php
    [line] => 228
)