#0 /var/www/html/ibs89v3.1new/library/Zend/Db/Adapter/Abstract.php(183): Zend_Db_Adapter_Abstract->_checkRequiredOptions(Array) #1 /var/www/html/ibs89v3.1new/library/Zend/Db.php(265): Zend_Db_Adapter_Abstract->__construct(Array) #2 /var/www/html/ibs89v3.1new/www/index.php(377): Zend_Db::factory(Object(Zend_Config)) #3 {main}