NousResearch/hermes-agent · error · anyhow::Error

install.ps1 -Manifest failed: exit {:?} {}

Error message

install.ps1 -Manifest failed: exit {:?}
{}

What it means

Error "install.ps1 -Manifest failed: exit {:?} {}" thrown in NousResearch/hermes-agent.

Source

Thrown at apps/bootstrap-installer/src-tauri/src/bootstrap.rs:547

        &mut manifest_cancel_rx,
        Some("__manifest__".to_string()),
    )
    .await?;

    if manifest_result.exit_code != Some(0) {
        let err = format!(
            "install.ps1 -Manifest failed: exit {:?}\n{}",
            manifest_result.exit_code,
            manifest_result.stderr.trim()
        );
        emit_event(
            &app,
            BootstrapEvent::Failed {
                stage: None,
                error: err.clone(),
            },
        );
        return Err(anyhow!(err));
    }

    let manifest: Manifest = powershell::parse_manifest(&manifest_result.stdout).ok_or_else(|| {
        let err = format!(
            "install.ps1 -Manifest produced no parseable JSON payload\n{}",
            truncate(&manifest_result.stdout, 4000)
        );
        emit_event(
            &app,
            BootstrapEvent::Failed {
                stage: None,
                error: err.clone(),
            },
        );
        anyhow!(err)
    })?;

    emit_event(

View on GitHub (pinned to c896c09c42)

Solutions

1. Review the installer output in the message, fix the failing install step, and retry.
2. Run install.ps1 -Manifest manually to see the full error.

When it happens

Trigger: Thrown at apps/bootstrap-installer/src-tauri/src/bootstrap.rs:547 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of NousResearch/hermes-agent@c896c09c42 (2026-08-14). Data as JSON: /api/errors/e99d4d04c75e6882. Report an issue: GitHub.