Plesk License Error: This license key has reached the maximum number of activations. (Error code: 2)

Symptoms

• The following error appear in Plesk:

This license key has reached the maximum number of activations. (Error code: 2)

Cause

Implemented anti-piracy mechanism was triggered since assigned number of activations was reached.

Resolution

Please make sure that Plesk license is not in use on two or more servers at the time. Each Plesk server should have separate valid Plesk license.

In case number of Plesk servers equals to the number of licenses - please contact Plesk licensing and purchase support.