Error
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Error message
PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away: DELETE FROM {semaphore}
WHERE (name = :db_condition_placeholder_0) AND (value = :db_condition_placeholder_1) ; Array
(
[:db_condition_placeholder_0] => variable_init
[:db_condition_placeholder_1] => 1569937769660622c2426631.89505722
)
in _apdqc_lock_release() (line 344 of /var/www/html/drupal-v4/sites/all/modules/contrib/apdqc/apdqc.lock.db.inc).