Ledger
GAURA and coins on Gaura Chain are supported by the Ledger Nano S hardware wallet. The following describes how to use Ledger Nano S to connect to TC
Requirements
- A Ledger Nano S hardware wallet with latest firmware.
- Latest version of Ethereum app installed
- An internet connection and an available USB port. Use an adapter for USB-C ports
- U2F compatible browsers: Google Chrome, Opera, FireFox, Brave
App Installation Instructions
Tip
The existing Ethereum App is compatible with Gaura Chain
1) Plug in and unlock your Ledger device, open Ledger Live on your computer, then open the "Manager" panel.
2) Within the "Manager" pane, type in "Ethereum" in the search field. Locate "Ethereum", then click on "Install". (Note: Do not use the "Gaura Chain" App)
3) The Ethereum app will now install on your Ledger device.
Enabling contract data for GRC20
Tip
Please ensure your enabled contract data before transfering GRC20 tokens
If you want to send BEP-20 tokens, you need to activate contract data on your device. Otherwise, invalid status 6a80 is returned.
Steps:
- Connect and unlock your Ledger device.
- Open the Ethereum application.
- Press the right button to navigate to Settings. Then press both buttons to validate.
- In the Contract data settings, press both buttons to allow contract data in transactions.
- The device displays Allowed.
Connect with MetaMask
Gaura Chain is compatible with MetaMask. Users can use MetaMask as a bridge between Ledger Nano S and Gaura Chain to make transactions to the Gaura Chain testnet.
1) Connect MetaMask to GAURA Testnet by following this guide to add a custom network
-
Testnet
- RPC URLs
- ChainID: 0x61 (97 in decimal)
- Symbol: GAURA
- Block Explorer
-
Mainnet
- RPC URLs
- ChainID: 0x38 (56 in decimal)
- Symbol: GAURA
- Block Explorer
Unlock your Metamask
Click on “Connect Hardware Wallet”
Choose “Ledger”
Choose your address
You should see a new account
Please read this doc to learn about how to interact with blockchain.
With Ledger, you need to approve your transaction in your device.
Initiate a transfer transaction, then click on next
Review the transaction details, then confirm the same info on Ledger device
You can view the transaction info and confirm it on Ledger:
11) Once the transaction is ready to get signed, your Ledger device will display this screen. Click on both buttons for broadcasting this transaction.
12) Track the transaction stsatus in “Activity” tab
FAQ
- Fail to tranfer GRC20 tokens
Error message:
'{"value":{"code":-32603,"message":"Error: TransportStatusError: Ledger device: Invalid data received (0x6a80)"}}'