DNS_ERROR_POLICY_ALREADY_EXISTS 0x800726F3

Error code 9971 · HRESULT 0x800726F3

WINDOWS

A policy with the same name already exists on this level (server level or zone level) on the DNS server.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

DNS_ERROR_POLICY_ALREADY_EXISTS is a Windows error code (system error 9971, returned as HRESULT 0x800726F3) reported by Windows. Its official message is: “A policy with the same name already exists on this level (server level or zone level) on the DNS server.”

How to fix DNS_ERROR_POLICY_ALREADY_EXISTS

  1. Test connectivity to the remote host first (ping, then the exact port)
  2. Check firewall, VPN and proxy rules for the involved process
  3. Run 'ipconfig /flushdns' and 'netsh interface ip reset', then reboot

Related errors

DNS_ERROR_POLICY_DOES_NOT_EXISTDNS_ERROR_POLICY_INVALID_CRITERIADNS_ERROR_POLICY_INVALID_SETTINGSDNS_ERROR_POLICY_LOCKEDDNS_ERROR_CLIENT_SUBNET_IS_ACCESSEDDNS_ERROR_CLIENT_SUBNET_DOES_NOT_EXISTDNS_ERROR_CLIENT_SUBNET_ALREADY_EXISTS

Source: Microsoft WinError.h

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