Symptoms
During the server registration or converting CentOS to CloudLinux, getting the following error:
Could not find token TPA.XXXXXXXX.YYYY Error Class Code: 60 Error Class Info: The activation token specified could not be found on the server. Please retry with a valid key. Unable to register at CLN server, please contact CloudLinux support at https://helpdesk.cloudlinux.com
Cause
Plesk license number is used in TPA.XXXXXXXX.YYYY format, instead of CloudLinux product key.
Resolution
CloudLinux product key has the following format: XXXX-XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Contact Plesk Licensing and Purchase Support to get the CloudLinux product key associated with your TPA license. Related article: https://kb.plesk.com/en/126999