lib/WikiDB/backend/PearDB.php:59: Error: Can't connect to database: wikidb_backend_peardb_pgsql: fatal database error
lib/pear/DB/pgsql.php:124: Warning: pg_connect() [<a href='function.pg-connect'>function.pg-connect</a>]: Unable to connect to PostgreSQL server: FATAL: sorry, too many clients already
lib/pear/PEAR.php:523: Notice: Only variable references should be returned by reference
lib/WikiDB/backend/PearDB.php:59: Error: Can't connect to database: wikidb_backend_peardb_pgsql: fatal database error