Processing error: Information is needed in order to combine data

Hello, 

Thanks for your support and answer. 

The second Link that you have suggested worked out for me.

There was error in privacy level in one data set in power bi service.

Now it is refreshing successfully.

Hi Anonymous ,

Thanks for your feedback.😊

If the problem has been solved you can mark the reply for the standard answer to help the other members find it more quickly.

Best Regards,
Henry