ValueError: Input y contains NaN.

X = dados.drop('Class', axis=1).values
y = dados['Class'].values
X_train, X_test, y_train, y_test = executar_validador(X, y)


---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-42-95db948e7817> in <cell line: 3>()
      1 X = dados.drop('Class', axis=1).values
      2 y = dados['Class'].values
----> 3 X_train, X_test, y_train, y_test = executar_validador(X, y)

3 frames
/usr/local/lib/python3.10/dist-packages/sklearn/utils/validation.py in _assert_all_finite(X, allow_nan, msg_dtype, estimator_name, input_name)
    159                 "#estimators-that-handle-nan-values"
    160             )
--> 161         raise ValueError(msg_err)
    162 
    163 

ValueError: Input y contains NaN.