Plesk shows the following error after removing a subscription: AH00543: httpd: bad user name jdoe

Symptoms

• Plesk shows the following error:

  Execution failed. Command: httpdmng Arguments: Array ( [0] => --reconfigure-all ) Details: Execution failed. Command: httpdmng Arguments: Array ( [0] => --reconfigure-server [1] => -no-restart ) Details: [2018-11-05 09:03:41.854] ERR [util_exec] proc_close() failed ['/usr/local/psa/admin/bin/apache-config' '-t'] with exit code [1] [2018-11-05 09:03:42.016] ERR [util_exec] proc_close() failed ['/usr/local/psa/admin/bin/apache-config' '-t'] with exit code [1] [2018-11-05 09:03:42.017] ERR [panel] Apache config (15414158200.83848700) generation failed: Template_Exception: AH00543: httpd: bad user name jdoe file: /usr/local/psa/admin/plib/Template/Writer/Webserver/Abstract.php line: 75

• The following errors can be seen in /var/log/plesk/panel.log:

  ERR [util_exec] proc_close() failed ['/usr/local/psa/admin/bin/usermng' '--del-user' '--user=jdoe' '--homedir=/var/www/vhosts/example.com'] with exit code [1]
  ERR [1] '/usr/local/psa/admin/bin/usermng' '--del-user' '--user=jdoe' '--homedir=/var/www/vhosts/example.com' failed with code 1.

• The following message appears when accessing any website on the server:

  502 Bad Gateway

• Subscription/domain was not fully removed as data is still present in the vhost direcotry /var/www/vhosts/example.com

• The user is still present in the Plesk database:

  # plesk db "SELECT * FROM psa.sys_users WHERE login='jdoe'"
  +----+---------------+-------------+------------+-----------------------------+------------+-------+-----------+
  | id | serviceNodeId | login       | account_id | home                        | shell      | quota | mapped_to |
  +----+---------------+-------------+------------+-----------------------------+------------+-------+-----------+
  | 3  | 1             | jdoe        | 7          | /var/www/vhosts/example.com | /bin/false | 0     | NULL      |
  +----+---------------+-------------+------------+-----------------------------+------------+-------+-----------+

Cause

Resolution

Workaround

Upgrade Plesk to the latest version. 

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