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Solve error 0x6511

This article provides a solution for resolving the 0x6511 error that may occur when attempting to connect a Ledger device to a third-party wallet. One of the possible reasons for this error is having the wrong app open on the Ledger device or no app opened at all while being on your Ledger device home screen.

Your Ledger device may return the following error message:

Something went wrong.
Ledger device: UNKNOWN_ERROR (0x6511)

How to solve error 0x6511?

To solve this error, try the following: 

  • Ensure that the correct app is open on your Ledger device. If necessary, refer to the documentation provided by the third-party wallet. For instance, when using wallets to manage Ethereum (such as MetaMask, MEW, MyCrypto), make sure to open the Ethereum (ETH) app on your Ledger device
  • Make sure everything is up to date.

Are you still getting errors?

If you continue to see the 0x6511 error, please contact our Support team

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