usebruno/bruno · error · Error

Unknown collection format

Error message

Unknown collection format

What it means

Error "Unknown collection format" thrown in usebruno/bruno.

Source

Thrown at packages/bruno-app/src/components/Sidebar/ImportCollectionLocation/index.js:91

        collection = result.collection;
        issues = result.issues || [];
        break;
      }
      case 'insomnia':
        collection = convertInsomniaToBruno(rawData);
        break;
      case 'bruno':
        collection = await processBrunoCollection(rawData);
        break;
      case 'opencollection':
        collection = await processOpenCollection(rawData);
        break;
      case 'bruno-zip':
        // ZIP doesn't need conversion
        collection = rawData;
        break;
      default:
        throw new Error('Unknown collection format');
    }

    return { collection, issues };
  } catch (err) {
    console.error('Conversion error:', err);
    toastError(err, 'Failed to convert collection');
    throw err;
  }
};

const groupingOptions = [
  { value: 'tags', label: 'Tags', description: 'Group requests by OpenAPI/Swagger tags', testId: 'grouping-option-tags' },
  { value: 'path', label: 'Paths', description: 'Group requests by URL path structure', testId: 'grouping-option-path' }
];

const ImportCollectionLocation = ({ onClose, handleSubmit, rawData, format, sourceUrl, filePath, rawContent }) => {
  const inputRef = useRef();
  const dispatch = useDispatch();

View on GitHub (pinned to 9bdd81c7bd)

Solutions

1. Pick a supported collection format from the import dialog.
2. Re-export from the source tool in a supported format.

When it happens

Trigger: Thrown at packages/bruno-app/src/components/Sidebar/ImportCollectionLocation/index.js:91 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of usebruno/bruno@9bdd81c7bd (2026-08-13). Data as JSON: /api/errors/464f7e0f64c8efbf. Report an issue: GitHub.