Multiplicative seasonality is not appropriate for zero and negative values

Raise code

y_like(x, "x", maxdim=2)
    nobs = len(x)

    if not np.all(np.isfinite(x)):
        raise ValueError("This function does not handle missing values")
    if model.startswith("m"):
        if np.any(x <= 0):
            raise ValueError(
                "Multiplicative seasonality is not appropriate "
                "for zero and negative values"
            )

    if period is None:
        if pfreq is not None:
            pfreq = freq_to_period(pfreq)