{"record":{"id":"176440ec6c4afe9e","repo":"zed-industries/zed","slug":"failed-to-receive-response-from-spawn-terminal","errorCode":null,"errorMessage":"failed to receive response from spawn terminal","messagePattern":"failed to receive response from spawn terminal","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/project/src/debugger/session.rs","lineNumber":1226,"sourceCode":"\n                    Err(anyhow!(\"Failed to parse RunInTerminalRequestArguments\"))\n                });\n            }\n        };\n\n        let seq = request.seq;\n\n        let (tx, mut rx) = mpsc::channel::<Result<u32>>(1);\n        cx.emit(SessionEvent::RunInTerminal {\n            request: request_args,\n            sender: tx,\n        });\n        cx.notify();\n\n        cx.spawn(async move |session, cx| {\n            let result = util::maybe!(async move {\n                rx.next().await.ok_or_else(|| {\n                    anyhow!(\"failed to receive response from spawn terminal\".to_string())\n                })?\n            })\n            .await;\n            let (success, body) = match result {\n                Ok(pid) => (\n                    true,\n                    serde_json::to_value(dap::RunInTerminalResponse {\n                        process_id: None,\n                        shell_process_id: Some(pid as u64),\n                    })\n                    .ok(),\n                ),\n                Err(error) => (\n                    false,\n                    serde_json::to_value(dap::ErrorResponse {\n                        error: Some(dap::Message {\n                            id: seq,\n                            format: error.to_string(),","sourceCodeStart":1208,"sourceCodeEnd":1244,"githubUrl":"https://github.com/zed-industries/zed/blob/9d272b036335401f339d024ea94968fd51016c40/crates/project/src/debugger/session.rs#L1208-L1244","documentation":"After emitting SessionEvent::RunInTerminal to ask the UI to spawn a terminal, the response channel closed before a terminal pid was sent back — the receiver was dropped (no handler accepted the task, or the UI shut down). The DAP client therefore cannot be told where the debuggee runs.","triggerScenarios":"Thrown at crates/project/src/debugger/session.rs:1226 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Ensure a RunInTerminal handler is registered and responds exactly once for every emitted event","Check whether the session was torn down mid-request; retry the launch after restarting"],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"9d272b036335401f339d024ea94968fd51016c40","analyzedAt":"2026-08-20T19:29:52.058Z","contentChangedAt":"2026-08-20T19:29:52.058Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}