return errors.New(part.Error)
}

// CompleteMultipartUpload - completes an ongoing multipart
// transaction after receiving all the parts indicated by the client.
// Returns an md5sum calculated by concatenating all the individual
// md5sums of all the parts.
//
// Implements S3 compatible Complete multipart API.

		Name:        fi.TransitionedObjName,
		VersionID:   fi.TransitionVersionID,
		Status:      fi.TransitionStatus,
		FreeVersion: fi.TierFreeVersion(),
		Tier:        fi.TransitionTier,
	}

	// etag/md5Sum has already been extracted. We need to
	// remove to avoid it from appearing as part of
	// response headers. e.g, X-Minio-* or X-Amz-*.
	// Tags have also been extracted, we remove that as well.

	// this is required even to assert the copied object,
	bytesData := []struct {
		byteData []byte
		md5sum   string
	}{
		{byteData: generateBytesData(6 * humanize.KiByte)},
	}
	h := md5.New()
	h.Write(bytesData[0].byteData)
	bytesData[0].md5sum = hex.EncodeToString(h.Sum(nil))

	buffers := []*bytes.Buffer{
		new(bytes.Buffer),
		new(bytes.Buffer),
	}

		if err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}

		// Set the correct hex md5sum for the fan-out stream.
		fanOutOpts.MD5Hex = hex.EncodeToString(md5w.Sum(nil))

		concurrentSize := min(runtime.GOMAXPROCS(0), 100)

		fanOutResp := make([]minio.PutObjectFanOutResponse, 0, len(fanOutEntries))

	// This is a special case with size as '0' and object ends with
	// a slash separator, we treat it like a valid operation and
	// return success.
	// The response Etag headers should contain Md5Sum of empty string.
	objectName = "objectwith/"
	// create HTTP request for object upload.
	request, err = newTestSignedRequest(http.MethodPut, getPutObjectURL(s.endPoint, bucketName, objectName),

  * Also, if the value of adminId in the in-tree Storageclass is different from admin, the adminSecretName mentioned in the in-tree Storageclass has to be patched...