{"record":{"id":"26d23e746cae2257","repo":"openai/codex","slug":"conversation-item-item-id-disappeared-during-cod","errorCode":null,"errorMessage":"conversation item {item_id} disappeared during code-cell output linking","messagePattern":"conversation item (.+?) disappeared during code-cell output linking","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"codex-rs/rollout-trace/src/reducer/code_cell.rs","lineNumber":703,"sourceCode":"        )\n        .into_iter()\n        .next()\n        .with_context(|| {\n            format!(\n                \"code cell {code_cell_id} referenced model-visible call {model_visible_call_id}, \\\n                 but no custom tool call item was observed\"\n            )\n        })\n    }\n\n    fn add_code_cell_output_item(&mut self, code_cell_id: &str, item_id: &str) -> Result<()> {\n        let Some(cell) = self.rollout.code_cells.get_mut(code_cell_id) else {\n            bail!(\"code cell {code_cell_id} disappeared during output linking\");\n        };\n        push_unique(&mut cell.output_item_ids, item_id);\n\n        let Some(item) = self.rollout.conversation_items.get_mut(item_id) else {\n            bail!(\"conversation item {item_id} disappeared during code-cell output linking\");\n        };\n        let producer = ProducerRef::CodeCell {\n            code_cell_id: code_cell_id.to_string(),\n        };\n        if !item.produced_by.contains(&producer) {\n            item.produced_by.push(producer);\n        }\n        Ok(())\n    }\n}\n\nfn execution_status_for_code_cell(status: &CodeCellRuntimeStatus) -> ExecutionStatus {\n    match status {\n        CodeCellRuntimeStatus::Starting\n        | CodeCellRuntimeStatus::Running\n        | CodeCellRuntimeStatus::Yielded => ExecutionStatus::Running,\n        CodeCellRuntimeStatus::Completed => ExecutionStatus::Completed,\n        CodeCellRuntimeStatus::Failed => ExecutionStatus::Failed,","sourceCodeStart":685,"sourceCodeEnd":721,"githubUrl":"https://github.com/openai/codex/blob/339751715c64496cb86246bfb3935f40e309dd3d/codex-rs/rollout-trace/src/reducer/code_cell.rs#L685-L721","documentation":"Error \"conversation item {item_id} disappeared during code-cell output linking\" thrown in openai/codex.","triggerScenarios":"Thrown at codex-rs/rollout-trace/src/reducer/code_cell.rs:703 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"339751715c64496cb86246bfb3935f40e309dd3d","analyzedAt":"2026-08-25T05:35:09.876Z","schemaVersion":2},"datasetVersion":"2026-08-25T06:17:31.827Z"}