Magento Installation fetal error or a blank page

Run this SQL quires after importing your database. have fun UPDATE `core_store` SET `store_id` = 0 WHERE `code` like ‘admin'; UPDATE `core_website` SET `website_id` = 0 WHERE `code` like ‘admin'; UPDATE `customer_group` SET `customer_group_id` = 0 WHERE `customer_group_code` like ‘NOT LOGGED IN';