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Solution ID : SO15849

Last Modified : 05/02/2018

Error: Installed Certificates for the domain(s): Unable to determine host for certificate! Unknown Error when installing an SSL certificate on cPanel 11

Problem

Error: Installed Certificates for the domain(s): Unable to determine host for certificate! Unknown Error

Cause

This error will occur if a PKCS #7 certificate file format is uploaded on cPanel 11 server during SSL certificate installation. The correct certificate file format to install on cPanel 11 is X.509 base-64 encoded file.

Solution

To resolve this issue on cPanel 11, perform the following steps.


Step 1: Download the X.509 certificate from Symantec

Download a SSL certificate from the Symantec Trust Center
 

How to download issued SSL certificate in the Managed PKI Control Center



Step 2: Install SSL and Intermediate CA on cPanel 11

Click here for steps to install the Intermediate CA & SSL certificate on cPanel 11.