Additional uncaught exception thrown while handling exception.

Original

PDOException: SQLSTATE[HY000] [2013] Lost connection to MySQL server at 'reading initial communication packet', system error: 111 in _registry_check_code() (line 3477 of /home/drupal/oig/releases/oig-1.1.2/includes/bootstrap.inc).

Additional

PDOException: SQLSTATE[HY000] [2013] Lost connection to MySQL server at 'reading initial communication packet', system error: 111 in _registry_check_code() (line 3477 of /home/drupal/oig/releases/oig-1.1.2/includes/bootstrap.inc).