jdx/mise · error

failed to build tokio runtime

Error message

failed to build tokio runtime

What it means

Error "failed to build tokio runtime" thrown in jdx/mise.

Source

Thrown at src/github/oauth.rs:625

        .host_str()
        .map(|h| h.to_string())
}

fn default_poll_interval() -> u64 {
    5
}

fn block_on<F>(future: F) -> F::Output
where
    F: std::future::Future + Send + 'static,
    F::Output: Send + 'static,
{
    if tokio::runtime::Handle::try_current().is_ok() {
        std::thread::spawn(move || {
            tokio::runtime::Builder::new_current_thread()
                .enable_all()
                .build()
                .expect("failed to build tokio runtime")
                .block_on(future)
        })
        .join()
        .expect("tokio runtime thread panicked")
    } else {
        tokio::runtime::Builder::new_current_thread()
            .enable_all()
            .build()
            .expect("failed to build tokio runtime")
            .block_on(future)
    }
}

#[cfg(test)]
pub(crate) mod test_support {
    use super::*;

    pub(crate) fn cache_key(host: &str, client_id: &str, scopes: &str) -> String {

View on GitHub (pinned to 6f52dcdf99)

Solutions

1. Retry the GitHub OAuth flow; if it recurs, check system thread/resource limits (ulimit) that prevent tokio from starting a runtime.

When it happens

Trigger: Thrown at src/github/oauth.rs:625 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of jdx/mise@6f52dcdf99 (2026-08-22). Data as JSON: /api/errors/c14b525bf5485348. Report an issue: GitHub.