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Jonathan Wong 2026-07-10 15:24:23 +03:00 committed by GitHub
commit c9f6d9aa36
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@ -770,11 +770,17 @@ export default class AwsS3Multipart<
)
}
if (etag == null) {
console.error(
'@uppy/aws-s3: Could not read the ETag header. This likely means CORS is not configured correctly on the S3 Bucket. See https://uppy.io/docs/aws-s3/#setting-up-your-s3-bucket',
)
return
}
// ETag is only strictly required for multipart uploads (to complete the upload).
// For non-multipart uploads (single PUT/POST), it's just metadata.
// We warn but don't block completion for non-multipart uploads.
console.warn(
'@uppy/aws-s3: Could not read the ETag header. This likely means CORS is not configured correctly on the S3 Bucket. See https://uppy.io/docs/aws-s3/#setting-up-your-s3-bucket',
)
}
// Use ETag if available, otherwise fall back to location or a generated value.
// ETag is required for multipart completion, but for single uploads we can proceed without it.
const finalEtag = etag || location || `${Date.now()}`
onComplete?.(etag)
resolve({