Plesk

CloudLinux activation error

Symptom

I cannot activate CloudLinux with a license I purchased from Plesk. I get error:

Error Message:
Maximum usage count of 1 reached
Error Class Code: 61
Error Class Info: Too many systems registered using this registration token

Cause

The licenses for CloudLinux are for 1 entitlement only. Each registered server takes one entitlement.

The error mentioned above might be shown due to one of the following reasons:

Resolution

You need to contact CloudLinux support directly to check your license and delete the unnecessary server details:

https://helpdesk.cloudlinux.com/

If you need to activate CloduLinux on several servers, purchase the corresponding number of licenses.