Han Wang

Thanks for the replies! For the sample code it runs smoothly with no error. 

Hi talgalili, I tried to reproduce the issue but couldn't. I tried using two numerical features ['income', 'happiness'] similar with what I have for my dataset, and the code runs...

Sure! Full output:    df.info: 

Hi talgalili, I just tried binning the numerical variables to categorical variables, but still the code returns the same error. While method='cbps' and method = 'ipw' run smoothly. Here are...

I also tried that. Still getting the same error. 

I think I may find the issue. Some of the bin that appears in the sample has never appeared in the target, causing this error. Once I add the sample...

Thank you!