Fatal error: Uncaught Error: Call to protected method phpbb\di\container_builder::get_cache_dir() from context '' in /var/www/html/mboard/common.php:119
Stack trace:
#0 /var/www/html/mboard/ucp.php(20): require()
#1 {main}
thrown in /var/www/html/mboard/common.php on line 119