Fatal error: Uncaught Error: Call to undefined function add_menu_page() in /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-content/plugins/json-api-chat/json-api-chat.php:3363 Stack trace: #0 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-content/plugins/json-api-chat/json-api-chat.php(3626): JsonApi_Chat->__construct() #1 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-includes/class-wp-hook.php(286): initJsonChatPlugin('') #2 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #3 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #4 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-settings.php(327): do_action('plugins_loaded') #5 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-config.php(92): require_once('/mnt/disks/cptl...') #6 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-load.php(37): require_once('/mnt/disks/cptl...') #7 /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-blog-header.php in /mnt/disks/cptlp-disk-bi-01/apps/www/wordpress/wp-content/plugins/json-api-chat/json-api-chat.php on line 3363