{"record":{"id":"275410f9dcab7761","repo":"BerriAI/litellm","slug":"failed-to-fetch-file-file-path-e-275410","errorCode":null,"errorMessage":"Failed to fetch file '{file_path}': {e}","messagePattern":"Failed to fetch file '(.+?)': (.+?)","errorType":"exception","errorClass":"Exception","httpStatus":null,"severity":"error","filePath":"litellm/integrations/gitlab/gitlab_client.py","lineNumber":150,"sourceCode":"            ctype: Final = (resp.headers.get(\"content-type\") or \"\").lower()\n            if ctype.startswith(\"text/\") or \"charset=\" in ctype or ctype.startswith(\"application/json\"):\n                return resp.text\n            try:\n                return resp.content.decode(\"utf-8\")\n            except Exception:\n                return resp.content.decode(\"utf-8\", errors=\"replace\")\n\n        except Exception as e:\n            status: Final = getattr(getattr(e, \"response\", None), \"status_code\", None)\n            if status == 404:\n                return None\n            if status == 403:\n                raise Exception(\n                    f\"Access denied to file '{file_path}'. Check your GitLab permissions for project '{self.project}'.\"\n                )\n            if status == 401:\n                raise Exception(\"Authentication failed. Check your GitLab token and auth_method.\")\n            raise Exception(f\"Failed to fetch file '{file_path}': {e}\")\n\n    def _get_file_content_via_json(self, file_path: str, *, ref: str | None = None) -> str | None:\n        \"\"\"\n        Fallback for get_file_content(): use the JSON file API which returns base64 content.\n        \"\"\"\n        json_url: Final = self._file_json_url(file_path, ref=ref)\n        try:\n            resp: Final = self.http_handler.get(json_url, headers=self.headers)\n            if resp.status_code == 404:\n                return None\n            resp.raise_for_status()\n            data: Final = resp.json()\n            content: Final = data.get(\"content\")\n            encoding: Final = data.get(\"encoding\", \"\")\n            if content and encoding == \"base64\":\n                try:\n                    return base64.b64decode(content).decode(\"utf-8\")\n                except Exception:","sourceCodeStart":132,"sourceCodeEnd":168,"githubUrl":"https://github.com/BerriAI/litellm/blob/6c2dcb801bf2b75c18f1bb24140e7cf57465cc4d/litellm/integrations/gitlab/gitlab_client.py#L132-L168","documentation":"Catch-all raised by GitLabClient._get_file_content_via_raw when fetching a file via the raw endpoint fails with any exception whose response status is not 404/403/401 — e.g. HTTP 500 server errors, timeouts, connection failures, or non-HTTP exceptions raised during the request. 404 is treated as 'file not found' and returns None instead of raising.","triggerScenarios":"GitLab returning 500/502/503 (incident or overload); request timeouts from very large prompt files on slow networks; DNS/connection failures to base_url; a misconfigured base_url that returns unexpected status codes like 429 (rate limit).","commonSituations":"gitlab.com incidents or heavy rate limiting on the repository API; self-hosted GitLab behind an overloaded reverse proxy; pulling large prompt directories over slow links; base_url pointing to the wrong host so every request errors generically.","solutions":["Inspect the embedded exception text {e} — it includes the underlying httpx error and response details identifying the status.","Retry with backoff for 5xx/429 and transient network errors; GitLab rate limits reset over time.","Verify base_url (default https://gitlab.com/api/v4) is correct for your instance.","If timeouts recur, fetch smaller files or increase the http client timeout on GitLabClient's handler."],"exampleFix":null,"handlingStrategy":"retry","validationCode":"import httpx\n\ndef probe_gitlab_repo_api(base_url: str, project: str, token: str) -> None:\n    import urllib.parse\n    resp = httpx.get(\n        f\"{base_url}/projects/{urllib.parse.quote(project, safe='')}/repository/branches\",\n        headers={\"Private-Token\": token},\n        timeout=10,\n    )\n    resp.raise_for_status()  # surfaces 5xx/429/connectivity issues before app traffic","typeGuard":null,"tryCatchPattern":"import time\n\ndef get_prompt_with_retry(client, path: str, attempts: int = 3):\n    for i in range(attempts):\n        try:\n            return client.get_file_content(path)\n        except Exception as e:\n            if \"Failed to fetch file\" in str(e) and i < attempts - 1:\n                time.sleep(2**i)\n                continue\n            raise","preventionTips":["Add retry with exponential backoff for transient 5xx/429 and connection errors.","Monitor GitLab status pages for incidents affecting the repository API.","Confirm base_url correctness (default https://gitlab.com/api/v4) for your instance."],"tags":["gitlab","network","http-5xx","runtime"],"backgroundTag":null,"analyzedSha":"6c2dcb801bf2b75c18f1bb24140e7cf57465cc4d","analyzedAt":"2026-08-15T07:12:03.035Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}