return
	}
	err = z.ReplicationState.EncodeMsg(en)
	if err != nil {
		err = msgp.WrapError(err, "ReplicationState")
		return
	}
	if z.Data == nil { // allownil: if nil
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = en.WriteBytes(z.Data)
		if err != nil {
			err = msgp.WrapError(err, "Data")
			return
		}
	}

		}
	}
	if (zb0001Mask & 0x80) == 0 { // if not omitted
		// write "rs"
		err = en.Append(0xa2, 0x72, 0x73)
		if err != nil {
			return
		}
		if z.ReplicationStats == nil {
			err = en.WriteNil()
			if err != nil {
				return
			}
		} else {
			err = z.ReplicationStats.EncodeMsg(en)
			if err != nil {
				err = msgp.WrapError(err, "ReplicationStats")
				return
			}
		}