1. Missing .key and .ca files for SSL installation
Please login to the control panel and execute the following command under ‘API’ :
COMMAND = StatusSSLCert SSLCERTID = <ID>
In the response, the parameter “PEM” value is the private key and “CACRT” value is the ca You can copy “PEM” value to .key file and “CACRT” to .ca file. This information can also be accessed in your WHMCS client area, product management page.