.. _PSMDB-4.0.20-13:

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*Percona Server for MongoDB* 4.0.20-13
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:Date: September 1, 2020
:Installation: `Installing Percona Server for MongoDB <https://www.percona.com/doc/percona-server-for-mongodb/4.0/install/index.html>`_

Percona Server for MongoDB 4.0.20-13 is an enhanced, open source, and highly-scalable database that is a
fully-compatible, drop-in replacement for `MongoDB 4.0.20 Community Edition <https://docs.mongodb.com/manual/release-notes/4.0/#aug-21-2020>`_.
It supports MongoDB 4.0.20 protocols and drivers.

Bugs Fixed
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* :jirabug:`PSMDB-671`: ``createBackup`` returns ok:1 for archived backup when there is no disk space available
* :jirabug:`PSMDB-707`: LDAP authentication randomly fails with the "Bad parameter to an ldap routine" message in the log
* :jirabug:`PSMDB-656`: LDAP - user's permissions remain intact after a user is removed from LDAP
* :jirabug:`PSMDB-589`: Add ``ldapUserCacheInvalidationInterval`` parameter to periodically flush external user cache
* :jirabug:`PSMDB-583`: Detect a connection loss to LDAP server and reconnect automatically