Help me retrieve a secure node's id

The newly configured node cannot be registered, prompting:

Using the following address for challenges
zcf2Suvz2WuVotY3UevKP1BCdLieRYfhMNpRR3unfLf1gvUXLsrjzQv7zQtmyowycPzuXcrqXoHbvhv1WuShupo5L86Y5xW
2019-07-25 01:50:02 UTC -- Waiting to register
2019-07-25 01:50:38 UTC -- Registration failed. Node t_address already registered. znXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

I accidentally lost my backup file. can’t retrieve the nodeid.

detail of the node:

"nodetype": "secure",
  "nodeid": null,
"email": "[email protected]",
 "fqdn": "z20006.coinrap.io"

Node t_address (not for stake)=znXXXXXXXXXXXXXXXXXXXXXXXXX

externalip=2001:470:1f0b:184:0:242:ac11:7

@Dust can you please open a ticket on our support/helpdesk?

Your post here contains sensitive information. Please go to support.horizen.global.

See you there,

-Nate

I have also edited your post for your safety, as your OP contained sensitive data that you should not leave exposed to anyone. The node t_address.

okay, I got it. Thanks.

@Dust
I haven’t seen a ticket open on the helpdesk with your issue. I would be happy to help you resolve it there. Again, it is https://support.horizen.global

I have fix the issue. remove ‘wallet.dat’ and restart zend.
thanks.