{"record":{"id":"22268330c5674b4c","repo":"headroomlabs-ai/headroom","slug":"unknown-dataset-name-available-available","errorCode":null,"errorMessage":"Unknown dataset '{name}'. Available: {available}","messagePattern":"Unknown dataset '(.+?)'\\. Available: (.+?)","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"headroom/evals/datasets.py","lineNumber":1322,"sourceCode":"\ndef load_dataset_by_name(\n    name: str,\n    n: int | None = None,\n    **kwargs: Any,\n) -> EvalSuite:\n    \"\"\"Load a dataset by name from the registry.\n\n    Args:\n        name: Dataset name from registry\n        n: Number of samples (uses default if not specified)\n        **kwargs: Additional arguments for the loader\n\n    Returns:\n        EvalSuite with loaded cases\n    \"\"\"\n    if name not in DATASET_REGISTRY:\n        available = \", \".join(DATASET_REGISTRY.keys())\n        raise ValueError(f\"Unknown dataset '{name}'. Available: {available}\")\n\n    info = DATASET_REGISTRY[name]\n    loader = info[\"loader\"]\n\n    # Use provided n or default\n    if n is None:\n        n = info.get(\"default_n\")\n\n    if n is not None:\n        result: EvalSuite = loader(n=n, **kwargs)\n    else:\n        result = loader(**kwargs)\n    return result\n","sourceCodeStart":1304,"sourceCodeEnd":1336,"githubUrl":"https://github.com/headroomlabs-ai/headroom/blob/322425c43bffde1ed0b64fecf3cf5951565dd82b/headroom/evals/datasets.py#L1304-L1336","documentation":"Error \"Unknown dataset '{name}'. Available: {available}\" thrown in headroomlabs-ai/headroom.","triggerScenarios":"Raised when an eval dataset name passed by the user is not in the registry of known datasets.","commonSituations":"See trigger scenarios.","solutions":["Pick a dataset name from the available list: {available}","Check for typos in the dataset name '{name}'","If the dataset was recently added, upgrade headroom-ai to a version that includes it"],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"322425c43bffde1ed0b64fecf3cf5951565dd82b","analyzedAt":"2026-08-15T01:03:05.481Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}