{"record":{"id":"63a67985c7c41dd7","repo":"HKUDS/nanobot","slug":"github-copilot-token-exchange-returned-no-token","errorCode":null,"errorMessage":"GitHub Copilot token exchange returned no token.","messagePattern":"GitHub Copilot token exchange returned no token\\.","errorType":"exception","errorClass":"RuntimeError","httpStatus":null,"severity":"error","filePath":"nanobot/providers/github_copilot_provider.py","lineNumber":230,"sourceCode":"\n            github_token = _load_github_token()\n            if not github_token or not github_token.access:\n                raise RuntimeError(\n                    \"GitHub Copilot is not logged in. Run: nanobot provider login github-copilot\"\n                )\n\n            timeout = httpx.Timeout(20.0, connect=20.0)\n            async with httpx.AsyncClient(timeout=timeout, follow_redirects=True, trust_env=True) as client:\n                response = await client.get(\n                    _resolve(\"NANOBOT_COPILOT_TOKEN_URL\", DEFAULT_COPILOT_TOKEN_URL),\n                    headers=_copilot_headers(github_token.access),\n                )\n                response.raise_for_status()\n                payload = response.json()\n\n            token = payload.get(\"token\")\n            if not token:\n                raise RuntimeError(\"GitHub Copilot token exchange returned no token.\")\n\n            expires_at = payload.get(\"expires_at\")\n            if isinstance(expires_at, (int, float)):\n                self._copilot_expires_at = float(expires_at)\n            else:\n                refresh_in = payload.get(\"refresh_in\") or 1500\n                self._copilot_expires_at = time.time() + int(refresh_in)\n            self._copilot_access_token = str(token)\n            return self._copilot_access_token\n\n    async def _refresh_client_api_key(self) -> str:\n        token = await self._get_copilot_access_token()\n        client = await self._ensure_client()\n        self.api_key = token\n        cast(Any, client).api_key = token\n        return token\n\n    async def chat(","sourceCodeStart":212,"sourceCodeEnd":248,"githubUrl":"https://github.com/HKUDS/nanobot/blob/42f37dc4c0e409eac7818a82d165c5f2757bc075/nanobot/providers/github_copilot_provider.py#L212-L248","documentation":"Error \"GitHub Copilot token exchange returned no token.\" thrown in HKUDS/nanobot.","triggerScenarios":"Thrown at nanobot/providers/github_copilot_provider.py:230 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":"42f37dc4c0e409eac7818a82d165c5f2757bc075","analyzedAt":"2026-08-26T00:18:52.276Z","schemaVersion":2},"datasetVersion":"2026-08-26T04:18:47.238Z"}