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Solana: Error running solana-test-validator in wsl

Published by Terlumun Aondover on February 11th, 2025.

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Error Running Solana Test Validator in WSL: A Troubleshooting Guide

As a developer using the Solana blockchain, you’re likely familiar with setting up a development environment to test and develop your applications. One of the most common challenges faced by developers is running the solana-test-validator command in WSL (Windows Subsystem for Linux). If you encounter errors while running this command, don’t worry – we’ve got you covered.

In this article, we’ll walk through the steps to troubleshoot and resolve errors when running solana-test-validator in WSL.

Setting up Solana CLI

Before we dive into troubleshooting, make sure you have the Solana CLI installed on your system. To do this:

Download the Solana CLI installer from the [Solana website](

Follow the installation instructions to install the CLI.

Once installed, verify that the CLI is working by running solana keygen --help (if you’re new to Solana).

Troubleshooting Steps

If you encounter errors while running solana-test-validator, try these troubleshooting steps:

Check your WSL installation: Ensure that your WSL installation is properly configured and functioning as expected.

Update the Solana CLI: Make sure you have the latest version of the Solana CLI installed by running solana --version. If there’s a newer version available, update it to the latest.

Verify your testnet URL
: Check that you’re using the correct testnet URL when setting up your development environment in the [Solana documentation]( The testnet URL should be instead of

Check for Solana CLI configuration issues: In some cases, the Solana CLI may not be configured correctly. Try running solana account list --keyring=wire to check if there are any issues with your keyring configuration.

Run solana test-validator with the correct command-line flags: Ensure that you’re using the correct command-line flag when running solana-test-validator. Specifically, try passing the -t option followed by the path to your Solana testnet wallet directory (e.g., /path/to/testnet/wallet).

Example Use Case

Let’s say you’ve set up a new WSL environment with the following configuration:

You have a Solana testnet wallet located at ~/.solana/wallets/testnet/wallet.json

You’re using the default Solana CLI version (1.6.3)

You’ve installed the latest version of the Solana CLI

To troubleshoot errors running solana-test-validator, you would:

Update the Solana CLI to the latest version by running curl -sSL | solana install

Verify that your testnet URL is correct

Run solana account list --keyring=wire to check for any issues with keyring configuration

By following these steps, you should be able to resolve errors running solana-test-validator in WSL and get back up and running with your Solana development environment.

Conclusion

Running solana-test-validator can sometimes throw errors when working in a WSL environment. By following the troubleshooting steps outlined in this article, you should be able to identify and resolve issues related to Solana CLI configuration, keyring issues, or testnet URL setup. Happy testing!