NousResearch/hermes-agent · error · Error

right-pane timed out waiting for ${label}

Error message

right-pane timed out waiting for ${label}

What it means

Error "right-pane timed out waiting for ${label}" thrown in NousResearch/hermes-agent.

Source

Thrown at apps/desktop/scripts/perf/scenarios/right-pane.mjs:136

      Math.abs(a.width - b.width),
      Math.abs(a.height - b.height)
    )
    return JSON.stringify({ target: 'horizontal-separator', drift, moved: 24 })
  })()
`

async function waitFor(cdp, expression, label, timeoutMs = 20000) {
  const deadline = Date.now() + timeoutMs

  while (Date.now() < deadline) {
    if (await cdp.eval(expression)) {
      return
    }

    await sleep(100)
  }

  throw new Error(`right-pane timed out waiting for ${label}`)
}

const trimWarmup = (frames, warmupMs = 300) => {
  const kept = []
  let elapsed = 0

  for (const frame of frames) {
    elapsed += frame

    if (elapsed >= warmupMs) {
      kept.push(frame)
    }
  }

  return kept
}

export default {

View on GitHub (pinned to c896c09c42)

Solutions

1. Increase the scenario timeout or investigate why the pane never reached the expected state.
2. Confirm the app under test is the right build and the pane exists in this layout.

When it happens

Trigger: Thrown at apps/desktop/scripts/perf/scenarios/right-pane.mjs:136 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Timeouts: ETIMEDOUT, deadlines, and hung requests — what actually expires when a request times out.

AI-assisted analysis of NousResearch/hermes-agent@c896c09c42 (2026-08-14). Data as JSON: /api/errors/c5fc73a67885bf73. Report an issue: GitHub.