opts := ObjectOptions{}
	_, err := obj.NewMultipartUpload(context.Background(), "--", object, opts)
	if err == nil {
		t.Fatalf("%s: Expected to fail since bucket name is invalid.", instanceType)
	}

	errMsg := "Bucket not found: minio-bucket"
	// operation expected to fail since the bucket on which NewMultipartUpload is being initiated doesn't exist.
	_, err = obj.NewMultipartUpload(context.Background(), bucket, object, opts)

// if none are found falls back to most available space pool, this function is
// designed to be only used by PutObject, CopyObject (newObject creation) and NewMultipartUpload.
func (z *erasureServerPools) getPoolIdx(ctx context.Context, bucket, object string, size int64) (idx int, err error) {
	pinfo, _, err := z.getPoolInfoExistingWithOpts(ctx, bucket, object, ObjectOptions{

	}
	if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
		opts.VersionID = ""
	}
	var uploadedParts []CompletePart
	res, err := api.NewMultipartUpload(context.Background(), tgtBucket, tgtObject, opts)
	if err != nil {
		return err
	}

	defer func() {
		if err != nil {
			// block and abort remote upload upon failure.
			attempts := 1

		}
		pReader := NewPutObjReader(hashReader)
		_, err = er.PutObject(ctx, bucket, object, pReader, ropts)
		return setRestoreHeaderFn(oi, toObjectErr(err, bucket, object))
	}

	res, err := er.NewMultipartUpload(ctx, bucket, object, ropts)
	if err != nil {
		return setRestoreHeaderFn(oi, err)
	}

	var uploadedParts []CompletePart
	var rs *HTTPRangeSpec

		// this is currently used by
		// - emphemeral objects such as objects created during listObjects() calls
		ok := volume == minioMetaMultipartBucket // - newMultipartUpload() call must be synced to drives.
		return s.writeAll(ctx, volume, pathJoin(path, xlStorageFormatFile), buf, ok, "")
	}

	buf, err := s.ReadAll(ctx, volume, pathJoin(path, xlStorageFormatFile))