Ethereum: Bitcoin core connection problem
As development or user of the Ethereum block chain, it is essential to ensure that your network connections are safe and work properly. Bitcoin Core (BTC-C) in Linux.
THE PROBLEM: INCORRECT RPC User/Password
The error message you are receiving indicates that there is an authorization failure due to an incorrect rpcuser or ‘rpcpassword’. This can happen if your username and password do not match those used when installing BTC-C. Let’s address this problem step by step:
Step 1: Check your installation
BTC-C Using the following command correctly:
`Bash
SUDO APT-GET UPDATE && SUDO APT-GET BITCOIN-CORE INSTALLATION
If he did not useAPT-GET ‘or if the installation failed, try again.
Step 2: Verify your username and password
(9/x test). Make sure you have created a file with the right permits for your username. Create a new file in /home/myusername/.bitcoinrc or add it at the end of an existing filebitcoin.conf:
`Bash
Sudo Nano ~/.bitcoinrc
Add the following lines, replacing your real username and password:
Makefile
Rpcuser = Myusername
RPCPassword = MyPassword
ReplaceMyusenameand 'MyPassword with their desired credentials.
Step 3: Verify your configuration
After updating your configuration file, restart BTC-C:
`Bash
Sudo Systemctl Restart Bitcoin-Core
Now, try to connect to the Ethereum network using BTC-C. Open a terminal, navigate to the directory
Bash
CD/Home/Myusername/Downloads
Execute the following command:
Bash
Bitcoin-Cli Getmininginfo-Version
This should show the BTC-C version in installed in your system. If you are still experiencing problems, try to restore your configuration file or update BTC-C to the latest version.
Example use cases:
.
- Test your connection usingbitcoin-cli getbalance`
.
If you find more problems
