phacility/phabricator · error · Exception

Chunk has already been uploaded.

Error message

Chunk has already been uploaded.

What it means

Error "Chunk has already been uploaded." thrown in phacility/phabricator.

Source

Thrown at src/applications/files/conduit/FileConduitAPIMethod.php:76

    $chunk = head($chunks);
    if ($chunk->getByteStart() != $start) {
      throw new Exception(
        pht(
          'Chunk start byte is %d, not %d.',
          $chunk->getByteStart(),
          $start));
    }

    if ($chunk->getByteEnd() != $end) {
      throw new Exception(
        pht(
          'Chunk end byte is %d, not %d.',
          $chunk->getByteEnd(),
          $end));
    }

    if ($chunk->getDataFilePHID()) {
      throw new Exception(
        pht('Chunk has already been uploaded.'));
    }

    return $chunk;
  }

  protected function decodeBase64($data) {
    $data = base64_decode($data, $strict = true);
    if ($data === false) {
      throw new Exception(pht('Unable to decode base64 data!'));
    }
    return $data;
  }

  protected function loadAnyMissingChunk(
    PhabricatorUser $viewer,
    PhabricatorFile $file) {

View on GitHub (pinned to 5720a38cfe)

When it happens

Trigger: Thrown at src/applications/files/conduit/FileConduitAPIMethod.php:76 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of phacility/phabricator@5720a38cfe (2026-08-21). Data as JSON: /api/errors/6649c67516c21199. Report an issue: GitHub.