Не запускается проект на битриксе

if ( $_SERVER['SERVER_ADDR'] == '127.0.0.1' ) { 
	define( "DBName", 'bitrix' ); 
	define( "DBHost", 'localhost' ); 
	define( "DBLogin", 'root' ); 
	define( "DBPassword", '' ); 
} else { 
	define( "DBName", 'db_name' ); 
	define( "DBHost", 'db_host' ); 
	define( "DBLogin", 'admin' ); 
	define( "DBPassword", 'admin' ); 
} 
define("BX_USE_MYSQLI", true); 
define("DBPersistent", false); 
$DBType = "mysql"; 
$DBHost = "localhost"; 
$DBLogin = "mysql"; 
$DBPassword = "mysql"; 
$DBName = "sitemanager"; 
 
$DBDebug = false; 
$DBDebugToFile = false;