juspay/hyperswitch · error

Missing [{}] section in config file: {}

Error message

Missing [{}] section in config file: {}

What it means

Error "Missing [{}] section in config file: {}" thrown in juspay/hyperswitch.

Source

Thrown at crates/payment_link/build.rs:46

    let config_content = fs::read_to_string(sdk_config_path).unwrap_or_else(|e| {
        panic!(
            "Failed to read SDK config file '{}': {}",
            sdk_config_path, e
        );
    });

    #[allow(clippy::panic)]
    let config: HashMap<Env, EnvConfig> = toml::from_str(&config_content).unwrap_or_else(|e| {
        panic!("Failed to parse TOML in '{}': {}", sdk_config_path, e);
    });

    // Extract SDK URL for the current environment
    #[allow(clippy::panic)]
    let sdk_url = config
        .get(&environment)
        .map(|c| c.sdk_url.as_str())
        .unwrap_or_else(|| {
            panic!(
                "Missing [{}] section in config file: {}",
                environment, sdk_config_path
            )
        });

    // Set environment variable for compile-time access
    println!("cargo:rustc-env=SDK_URL={}", sdk_url);
}

#[derive(Debug, Deserialize)]
struct EnvConfig {
    sdk_url: String,
}

View on GitHub (pinned to 705a321950)

Solutions

1. Add the missing TOML section named in the error to the config file
2. Compare the file against the reference/example payment link config

When it happens

Trigger: Thrown at crates/payment_link/build.rs:46 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of juspay/hyperswitch@705a321950 (2026-08-19). Data as JSON: /api/errors/9eadc7652bbf47cd. Report an issue: GitHub.