module command error

Mohon bantuannya... saya ada kendala pada WHMCS Version: 6.3.0... setiap create hosting baru selalu muncul error: Module Command Error SQLSTATE[HY000]: General error: 2006 MySQL server has gone away (SQL: select * from `tblconfiguration` where `setting` = ModuleDebugMode limit 1) kira kira...