{"record":{"id":"d10fff9b13876ae1","repo":"tinyhumansai/openhuman","slug":"playwright-daemon-exited-without-a-response","errorCode":null,"errorMessage":"Playwright daemon exited without a response","messagePattern":"Playwright daemon exited without a response","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"src/openhuman/tools/impl/browser/playwright_backend.rs","lineNumber":233,"sourceCode":"        .context(\"Failed to terminate Playwright request\")?;\n    daemon\n        .stdin\n        .flush()\n        .await\n        .context(\"Failed to flush Playwright request\")?;\n    Ok(())\n}\n\nasync fn read_response(daemon: &mut PlaywrightDaemon) -> Result<PlaywrightResponse> {\n    tracing::trace!(\"[browser::playwright] reading response from daemon\");\n    let mut line = String::new();\n    let read = daemon\n        .stdout\n        .read_line(&mut line)\n        .await\n        .context(\"Failed to read Playwright stdout\")?;\n    if read == 0 {\n        anyhow::bail!(\"Playwright daemon exited without a response\");\n    }\n    tracing::trace!(\"[browser::playwright] received response from daemon\");\n    serde_json::from_str(&line).context(\"Playwright daemon returned invalid JSON\")\n}\n\nasync fn start_daemon(headless: bool) -> Result<PlaywrightDaemon> {\n    tracing::debug!(\n        headless,\n        \"[browser::playwright] spawning playwright backend daemon\"\n    );\n    let mut command = node_command();\n    command\n        .arg(\"-e\")\n        .arg(RUNNER_JS)\n        .env(\n            \"OPENHUMAN_PLAYWRIGHT_HEADLESS\",\n            if headless { \"1\" } else { \"0\" },\n        )","sourceCodeStart":215,"sourceCodeEnd":251,"githubUrl":"https://github.com/tinyhumansai/openhuman/blob/749120085864ce16e0f273c7b86fac7740b39c5b/src/openhuman/tools/impl/browser/playwright_backend.rs#L215-L251","documentation":"read_response got EOF from the daemon's stdout: read_line returned 0 bytes, meaning the Playwright daemon process exited before producing a response for the pending request.","triggerScenarios":"Thrown at src/openhuman/tools/impl/browser/playwright_backend.rs:233 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Retry the action to spawn a new daemon","Check daemon logs or stderr for a crash cause (missing Playwright install, bad Node version)","Reinstall or repair the Playwright daemon if it exits immediately on every launch"],"exampleFix":null,"handlingStrategy":"retry","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"749120085864ce16e0f273c7b86fac7740b39c5b","analyzedAt":"2026-08-17T21:21:45.363Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}