{"record":{"id":"4ed64aa66231f8ae","repo":"zed-industries/zed","slug":"oauth-callback-server-i-o-error","errorCode":null,"errorMessage":"OAuth callback server I/O error","messagePattern":"OAuth callback server I/O error","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/oauth_callback_server/src/oauth_callback_server.rs","lineNumber":275,"sourceCode":"        let (tx, rx) = futures::channel::oneshot::channel();\n\n        std::thread::spawn(move || {\n            let deadline = std::time::Instant::now() + OAUTH_CALLBACK_TIMEOUT;\n\n            loop {\n                if tx.is_canceled() {\n                    return;\n                }\n                let remaining = deadline.saturating_duration_since(std::time::Instant::now());\n                if remaining.is_zero() {\n                    return;\n                }\n\n                let timeout = remaining.min(Duration::from_millis(500));\n                let Some(request) = (match server.recv_timeout(timeout) {\n                    Ok(req) => req,\n                    Err(_) => {\n                        let _ = tx.send(Err(anyhow!(\"OAuth callback server I/O error\")));\n                        return;\n                    }\n                }) else {\n                    continue;\n                };\n\n                let raw_url = request.url().to_string();\n                let raw_path = raw_url.split('?').next().unwrap_or(&raw_url);\n                if raw_path == CANCEL_PATH {\n                    let response = tiny_http::Response::from_string(\"Cancelled\")\n                        .with_status_code(200)\n                        .with_header(\n                            tiny_http::Header::from_str(\"Content-Type: text/plain\")\n                                .expect(\"failed to construct response header\"),\n                        )\n                        .with_header(\n                            tiny_http::Header::from_str(\"Connection: close\")\n                                .expect(\"failed to construct response header\"),","sourceCodeStart":257,"sourceCodeEnd":293,"githubUrl":"https://github.com/zed-industries/zed/blob/f4178619acd0d47ea1f76a2025c42962c6d6638c/crates/oauth_callback_server/src/oauth_callback_server.rs#L257-L293","documentation":"Runtime I/O failure in the OAuth callback server's accept loop: recv_timeout (or request handling) returned an I/O error while waiting for the browser redirect. The server thread surfaces this instead of params, and the pending sign-in fails.","triggerScenarios":"Thrown at crates/oauth_callback_server/src/oauth_callback_server.rs:275 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Retry the sign-in; transient loopback I/O errors may not recur","Check firewall/loopback configuration on 127.0.0.1","Restart Zed if the listener is stuck"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"f4178619acd0d47ea1f76a2025c42962c6d6638c","analyzedAt":"2026-08-20T19:29:52.058Z","contentChangedAt":"2026-08-20T19:29:52.058Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}