Cannot create domain: .Binding.AddSslCertificate(Byte[] certificateHash, String certificateStoreName)

Symptoms

• Cannot add domain with the following error:

  A specified logon session does not exist. It may already have been terminated. (Exception from HRESULT: 0x80070520) In Microsoft.Web.Administration module Exception type: System.Runtime.InteropServices.COMException at Microsoft.Web.Administration.Interop.IAppHostMethodInstance.Execute() at Microsoft.Web.Administration.Binding.AddSslCertificate(Byte[] certificateHash, String certificateStoreName) 

Cause

Broken SSL/TLS configuration

Resolution

1. Login server via RDP
2. In the command prompt line execute the following command to repair certificates:

   C:> plesk repair web -sslcerts