When opening Plesk > Extensions > My Extensions > Cloudlinux Manager, the following error appears in the extension:
PLESK_ERROR: Could not retrieve action item from server <RetryServer for xmlrpc.cln.cloudlinux.com/XMLRPC/>
Error code: 9com.cloudlinux.clos.domain.exceptions.xmlrpc.ClnXmlRpcException: (=_=) Invalid System Credentials. Cannot parse request or identify server. Please, run registration again.
cldetect --check-licensecommand returns:
CONFIG_TEXT: No valid license found, last successful check was on .....
The CloudLinux license was not properly registered on the CloudLinux Network.
1. Connect to the server via SSH.
2. Execute the following command to re-register the Cloudlinux license key:
# rhnreg_ks --activationkey=<YOUR_CLOUDLINUX_KEY> --force
<YOUR_CLOUDLINUX_KEY> is the license key received by email after purchasing the license. It should look like
Note: If the Cloudlinux activation code is lost, contact Licensing and Purchase Support or your Sales Representative for assistance.