Additional uncaught exception thrown while handling exception.

Original

PDOException: SQLSTATE[00000] [1040] Too many connections in lock_may_be_available() (line 167 of /srv/www/maint.ovpworld/docs/includes/lock.inc).

Additional

PDOException: SQLSTATE[00000] [1040] Too many connections in system_list() (line 165 of /srv/www/maint.ovpworld/docs/includes/module.inc).