facebook/react · error · Error

Not implemented.

Error message

Not implemented.

What it means

Error "Not implemented." thrown in facebook/react.

Source

Thrown at packages/react-dom-bindings/src/server/ReactDOMLegacyServerStreamConfig.js:66

export function completeWriting(destination: Destination) {}

export function close(destination: Destination) {
  destination.push(null);
}

export function stringToChunk(content: string): Chunk {
  return content;
}

export function stringToPrecomputedChunk(content: string): PrecomputedChunk {
  return content;
}

export function typedArrayToBinaryChunk(
  content: $ArrayBufferView,
): BinaryChunk {
  throw new Error('Not implemented.');
}

export const byteLengthOfChunk:
  | null
  | ((chunk: Chunk | PrecomputedChunk) => number) = null;

export function byteLengthOfBinaryChunk(chunk: BinaryChunk): number {
  throw new Error('Not implemented.');
}

export function closeWithError(destination: Destination, error: mixed): void {
  // $FlowFixMe[incompatible-type]: This is an Error object or the destination accepts other types.
  destination.destroy(error);
}

export {createFastHashJS as createFastHash} from 'react-server/src/createFastHashJS';

export function readAsDataURL(blob: Blob): Promise<string> {

View on GitHub (pinned to eafeac097b)

When it happens

Trigger: Thrown at packages/react-dom-bindings/src/server/ReactDOMLegacyServerStreamConfig.js:66 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of facebook/react@eafeac097b (2026-08-21). Data as JSON: /api/errors/238d9d91017f5e3f. Report an issue: GitHub.