lms.mehralborz=`domain` does not match!
Current PHP version: 7.1.33
Fatal error: Uncaught Error: Call to undefined function required_param() in /var/www/html/moodle/mod/forum/discuss.php:29
Stack trace:
#0 {main}
thrown in /var/www/html/moodle/mod/forum/discuss.php on line 29