Update Old Magento Commerce and Develop/Migrate to New Theme

Update Old Magento Commerce and Develop/Migrate to New Theme Project offer to Developer who can solve Issue There has been an error processing your request SQLSTATE[HY000]: General error: 2013 Lost connection to MySQL server during query, query was: SELECT `main_table`.*, `sales/order_item`.`name`, `sales/order_item`.`sku`, `sales/order_item`.`qty_ordered`, `payment`.`method`, `sfi`.`delivery_date`, `sfi`.`time_start`, `sfi`.`time_end`, `address`.`postcode`, `sfoa`.`street`, `sfoa`.`city`, `sfoa`.`region`, `sfoa`.`postcode`, `sfoa`.`telephone` FROM `sales_flat_order_grid` AS `main_table` INNER JOIN `sales_flat_order_item` AS `sales/order_item` ON order_id=entity_id INNER JOIN `sales_flat_order_payment` AS `payment` ON main_table.entity_id=parent_id LEFT JOIN `magecheckout_deliverytime` AS `sfi` ON main_table.entity_id = sfi.order_id INNER JOIN `sales_flat_order_address` AS `address` ON main_table.entity_id = address.parent_id AND address.address_type = "shipping" LEFT JOIN `sales_flat_order_address` AS `sfoa` ON main_table.entity_id = sfoa.parent_id AND sfoa.address_type="shipping" GROUP BY `main_table`.`entity_id` ORDER BY main_table.created_at DESC LIMIT 20