Disable Course application mode when 10 applications are recieved. Applications is disabled and Course returns to previous pricing mode which was set.

functions.php

add_action('wplms_user_course_application',function($course_id){
global $wpdb;
$count = $wpdb->get_var("SELECT COUNT(*) FROM {$wpdb->usermeta} WHERE meta_key = 'apply_course$course_id'");
if($count >=10){
  update_post_meta($course_id,'vibe_course_apply','H'); //Disable Course Applications, returns to previous pricing mode.
}
},10,1);