Additional uncaught exception thrown while handling exception.

Original

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT 1 AS expression FROM {variable} variable WHERE ( (name = :db_condition_placeholder_0) ); Array ( [:db_condition_placeholder_0] => cron_last ) in variable_set() (line 1310 of /home/qa/web/qa.sskru.ac.th/public_html/employer/includes/bootstrap.inc).

Additional

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: SELECT * FROM {system} WHERE type = 'theme' OR (type = 'module' AND status = 1) ORDER BY weight ASC, name ASC; Array ( ) in system_list() (line 166 of /home/qa/web/qa.sskru.ac.th/public_html/employer/includes/module.inc).

Uncaught exception thrown in shutdown function.

PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: DELETE FROM {semaphore} WHERE (value = :db_condition_placeholder_0) ; Array ( [:db_condition_placeholder_0] => 63625710568791cde7b63a1.05101300 ) in lock_release_all() (line 269 of /home/qa/web/qa.sskru.ac.th/public_html/employer/includes/lock.inc).