This article explains how to solve the "Unknown Status Code: 28161" error that may appear when using a Ledger device with third-party wallet polkadot.js.
Solving error "Unknown Status Code: 28161"
Ensure that you have the Polkadot or Kusama app open on your Ledger device if you encounter this error while attempting to sign a transaction. Verify that the device displays "Polkadot Ready" or "Kusama Ready".
Additionally, consider the possibility that another application, typically Ledger Live or a browser extenstion, might be interfering with the Ledger connection. Ensure that Ledger Live and any other apps/extenstions utilizing Ledger are closed.
Are you still getting errors?
If you continue to see the error, please contact our Support team.