DNS_ERROR_ZONE_LOCKED

Command failed: DNS_ERROR_ZONE_LOCKED 9607 (00002587)

The above error occurs when trying to reload a zone using dnscmd.
This means the dns zone didn't allow dynamic updates.

1. To enable Dynamic updates using dnscmd , follow the instructions cite at Allow Dynamic Updates
2. To enable dynamic updates using dns manager snapin, follow the instructions at Enable Scure and nonsecure updates on a zone