MySQL returned error

Error Description :

Error No : 2006
Description : MySQL server has gone away

SQL Query
SELECT `book`.`image`,`book`.`title`,`book`.`id`,`pickup_and_delivery`.`book_id`,count(*) as CNT FROM `pickup_and_delivery` JOIN `book` ON `pickup_and_delivery`.`book_id` = `book`.`id` where `pickup_and_delivery`.`issue_date`>='2014-12-01' group by `pickup_and_delivery`.`book_id` order by count(*)