Plesk websites error: HTTP 503 Error The service is unavailable

Refers to:

  • Plesk 11.0 for Windows
  • Plesk 11.5 for Windows
  • Plesk 12.0 for Windows
  • Plesk 12.5 for Windows

Created:

2016-11-16 13:14:03 UTC

Modified:

2017-01-21 13:36:44 UTC

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Plesk websites error: HTTP 503 Error The service is unavailable

Symptoms

Plesk websites show error:

HTTP 503 Error. The service is unavailable.

after Active Directory was accidentally deleted from a server.

Cause

Plesk IWPG users are not present in system.

Resolution

To resolve the issue perform the steps bellow:

  1. Attempt to repair web space host security:
    "%plesk_dir%"\\bin\\repair.exe --repair-all-webspaces-security

if it fails with error:

    INFO: Repairing webspace <example.com> security...
ERR: plesk_proc_close() failed
ERR: HostingSecurity failed: Unable to lookup SID for name IWPG_user: (13
32) No mapping between account names and security IDs was done.
(Error code 1)
  1. Recreate IWPG users from database:

    "%plesk_dir%"\\MySQL\\bin\\mysql -uadmin -p`admin_password` -P8306 -Dpsa -Ne"select login from sys_users; > C:\\users.txt"
    for /F "tokens=*" %%A in (C:\\users.txt) do net user IWPG_%%A <password_here> /add
  2. Regenerate user passwords then:

    "%plesk_dir%"\\bin\\repair.exe --regenerate-web-server-users-password
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