Errors/Chain errors

NewColdKeyIsHotkey

Check the argument values against the operation schema

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The proposed new coldkey in a coldkey swap is already an existing hotkey account, which is not allowed. Check the Owner storage for the candidate key to confirm it is not registered as a hotkey, and pick a fresh coldkey.

Declared by the SubtensorModule pallet; it classifies to the semantic code invalid_argument.

Remediation

Check the argument values against the operation schema

The same explanation is available in the terminal: btcli explain NewColdKeyIsHotkey.