return
			}
		case "o":
			z.OldDataDir, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "OldDataDir")
				return
			}
			zb0001Mask |= 0x1
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	// Clear omitted fields.
	if (zb0001Mask & 0x1) == 0 {
		z.OldDataDir = ""
	}

	return
}