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vSphere Client/vSphere Web Client fails to connect to vCenter Server and reports the error: Could not create SSL/TLS secure channel (2036760)

Symptoms

  • The vSphere Client or vSphere Web Client fails to connect to vCenter Server.
  • You see the error:

    vSphere Client could not connect to vCenter_Server_Name. An unknown connection error occurred. (The request failed due to an SSL error. (The request was aborted: Could not create SSL/TLS secure channel.))

  • In the vpxd.log file, you see entries similar to:

    warning 'Libs'] SSLSystemVerifyDERCert: Failed to create a Win32 certficate context for the peer sertificate. LastError = -2146885630
    warning 'Libs'] SSLSystemVerifyDERCert: Failed to create a Win32 certficate context for the peer sertificate. LastError = -2146885630
    warning 'Libs'] SSLSystemVerifyDERCert: Failed to create a Win32 certficate context for the peer sertificate. LastError = -2146885630


    Note: For more infomation on log locations, see Location of vCenter Server log files 1021804).

Cause

This issue occurs if the SSL certificate was generated/installed on any of these dates:
  • 1st January 
  • 1st March 
  • 1st May 
  • 1st July 
  • 1st October
  • 1st December

Resolution

This issue is resolved in vCenter Server 5.1.0a and later. For more information about this version, see the VMware vCenter Server 5.1.0a Release Notes. You can download the latest release from the VMware Download Center.
 
To work around the issue when you are unable to upgrade, regenerate the SSL certificate for a date that is not in any of these 7 days.
 

See Also

Update History

04/11/2013 - Added link to article 2034833 to the See Also section

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