Account Creation Status: failed, A DNS entry for your-domain-name.com already exists, You must remove this DNS entry from all servers in the dns cluster to proceed.
The reason to the above error is , the your-domain-name.com was recently terminated or removed from the cPanel, but unfortunately the DNS Zone entry already exist for this domain.
So when you terminate an account from whm dont select Keep DNS Zone option from the Terminate Account Screen
Just follow the below steps to fix the above error
Login into your WHM panel (with root privilege)
Go to Main >> DNS Functions >> Delete a DNS Zone (or just type the “Delete a DNS Zone” on Left side search box)
Find the DNS Entry for that particular domain and click the Delete button.
Then try to create the cpanel account again.