Warning: require_once(MDB2.php): Failed to open stream: No such file or directory in /home/protected/load_db.php on line 9

Fatal error: Uncaught Error: Failed opening required 'MDB2.php' (include_path='.:/usr/local/php/8.1.32-nfsn1/lib/:/usr/local/php/lib/') in /home/protected/load_db.php:9 Stack trace: #0 /home/protected/cdta_core.php(5): require_once() #1 /home/public/core_load.php(10): include_once('/home/protected...') #2 /home/public/directory/tag/tag.php(8): include_once('/home/public/co...') #3 {main} thrown in /home/protected/load_db.php on line 9