the example error

[zc994646659]

when I run the example 2d
File "example.py", line 83, in
main()
File "example.py", line 71, in main
obj_next = bayesianOpt.bo()
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/BayesOpt4dftu/core.py", line 556, in bo
next_point_to_probe = self.optimizer.suggest(self.utility_function)
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/bayes_opt/bayesian_optimization.py", line 128, in suggest
self._gp.fit(self._space.params, self._space.target)
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/gaussian_process/_gpr.py", line 224, in fit
X, y = self._validate_data(
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/base.py", line 596, in _validate_data
X, y = check_X_y(X, y, **check_params)
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/utils/validation.py", line 1090, in check_X_y
y = _check_y(y, multi_output=multi_output, y_numeric=y_numeric, estimator=estimator)
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/utils/validation.py", line 1100, in _check_y
y = check_array(
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/utils/validation.py", line 899, in check_array
_assert_all_finite(
File "/data/home/js_lili/.conda/envs/bayes/lib/python3.8/site-packages/sklearn/utils/validation.py", line 146, in _assert_all_finite
raise ValueError(msg_err)
ValueError: Input y contains NaN.
~

[maituoy]

Please check the version of scikit-learn and numpy.

[zc994646659]

Thank you ,maituoy. I updated my numpy (1.22.4) and scikit learn (1.1.1), and the error remains.