Error: The IP address xxx.xxx.xxx.xxx is available only as none.
The above error can occur in different operations related to IP address.
1.Backup Plesk psa DB
2.Access psa DB
3.Find out the id of the IP address mentioned in error: xxx.xxx.xxx.xxx:
4. Check the IP address in IP pools:
Here you can see the IP address xxx.xxx.xxx.xxx is an exclusive IP but it is assigned to two different customers.
5. Lastly change the IP type to shared from exclusive: