Solana: unexpected `cfg` condition value: `solana`

Unresolved cfg condition value in solana anchor deployment

When Building Applications with Solana Anchor on a WSL (Windows Subsystem for Linux) Environment, you may encounter a warning about an unexpected CFG condition value. This issue

In this article,

What does the warning mean?

The message “UnexpectedCFG Condition value: solana” indicates that anchor is looking for a specific value in your cargo.toml file orconfig.toml file, which is not present. This value is likely related to Solana’s Configuration or Environment Settings.

Why does it happen?

There are several reasons why you may be encountering this warning:

• .

. .

• Environments not set up correctly : Check if you have installed solana’s packages using Cargo install solana and ensure that the configuration file is present.

How to Resolve The Issue?

To resolve this warning, follow these steps:

1. Verify the CFG Value

Check your code for any references to the cfg Attribute and verify the correct value being used. For example:

`rust

use anchor_lang :: prelude ::*;

#[Program]

pub fn vote_sc (

_base_program_id: Programid,

_solana_keypair: Keypair,

_vote_id: Voteid,

) {

// … Vote Logic …

}

`

Ensure that the cfg value is set to"local"or"prod".

2. Ensure and Configuration File Exists

Make sure you have a config.toml file present in your solana installation directory (usually located at/opt/solana/config). This file should contain contain contain contain settings for anchoring, such as the Network Type and Solana Keypair.

3. Test with different environments

Try running your application with different environment variables set to see if the warning persists:

.

• Set The Solana Network Type In Your Config.toml File (E.G.,"Devnet"

.

Note:

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