{"record":{"id":"711c7919ad79ec81","repo":"openai/codex","slug":"managed-network-proxy-refresh-semaphore-closed","errorCode":null,"errorMessage":"managed network proxy refresh semaphore closed","messagePattern":"managed network proxy refresh semaphore closed","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"codex-rs/core/src/session/mod.rs","lineNumber":2278,"sourceCode":"        let active = self.active_turn.lock().await;\n        let task = active.as_ref()?.task.as_ref()?;\n        Some((\n            Arc::clone(&task.turn_context),\n            task.cancellation_token.child_token(),\n        ))\n    }\n\n    pub(crate) async fn persist_network_policy_amendment(\n        &self,\n        amendment: &NetworkPolicyAmendment,\n        network_approval_context: &NetworkApprovalContext,\n        on_policy_applied: impl FnOnce() + Send,\n    ) -> anyhow::Result<()> {\n        let _refresh_guard = self\n            .managed_network_proxy_refresh_lock\n            .acquire()\n            .await\n            .map_err(|_| anyhow::anyhow!(\"managed network proxy refresh semaphore closed\"))?;\n        let host =\n            Self::validated_network_policy_amendment_host(amendment, network_approval_context)?;\n        let codex_home = self\n            .state\n            .lock()\n            .await\n            .session_configuration\n            .codex_home()\n            .clone();\n        let execpolicy_amendment =\n            execpolicy_network_rule_amendment(amendment, network_approval_context, &host);\n        let mut on_policy_applied = Some(on_policy_applied);\n\n        if let Some(started_network_proxy) = self.services.network_proxy.load_full() {\n            let proxy = started_network_proxy.proxy();\n            match amendment.action {\n                NetworkPolicyRuleAction::Allow => proxy\n                    .add_allowed_domain(&host)","sourceCodeStart":2260,"sourceCodeEnd":2296,"githubUrl":"https://github.com/openai/codex/blob/339751715c64496cb86246bfb3935f40e309dd3d/codex-rs/core/src/session/mod.rs#L2260-L2296","documentation":"Error \"managed network proxy refresh semaphore closed\" thrown in openai/codex.","triggerScenarios":"Thrown at codex-rs/core/src/session/mod.rs:2278 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Restart the session; the network proxy refresh subsystem has shut down."],"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"}