Plesk is not accessible: HTTP Error 401.2 Unauthorized

Created:

2016-11-16 12:50:35 UTC

Modified:

2017-08-16 17:00:09 UTC

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Plesk is not accessible: HTTP Error 401.2 Unauthorized

Applicable to:

  • Plesk 11.x for Windows
  • Plesk 12.0 for Windows

Symptoms

Plesk login page asks for authentication or redirect to IIS error message:

HTTP Error 401.2 - Unauthorized
You are not authorized to view this page due to invalid authentication headers.

Cause

Broken configuration of PleskControlPanel website in IIS.

Resolution

Reconfigure Plesk website with Plesk Reconfigurator utlity: Open Plesk Reconfigurator > Repair Plesk installation > Plesk Services .

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