Problem with report generation

Hi, I’m trying to generate reports.I have time series comparison and flux comparison.The time series report is generated without problems, but the flow report does not appear.
Captura-de-pantalla-2019-07-23-12.39.41.png
Captura-de-pantalla-2019-07-23-12.39.25.png
Captura-de-pantalla-2019-07-23-12.39.16.png
Captura-de-pantalla-2019-07-23-12.49.07.png

Hi Fernando,Would you mind provide a screenshot of your flux comparison setting? (similar window as in Captura-de-pantalla-2019-07-23-12.39.25.png)Thank you!Szu-Ting Lee