Warning: require_once(DB.php): Failed to open stream: No such file or directory in /opt/bitnami/apache/htdocs/common/php_lib/global/cmn_DB.class.php on line 20

Fatal error: Uncaught Error: Failed opening required 'DB.php' (include_path='.:/opt/bitnami/php/lib/php') in /opt/bitnami/apache/htdocs/common/php_lib/global/cmn_DB.class.php:20 Stack trace: #0 {main} thrown in /opt/bitnami/apache/htdocs/common/php_lib/global/cmn_DB.class.php on line 20