PieChart dont show nothing

Hello everyone. I nedd help
I made pieChart, but its show nothing
09%20PM 19%20PM
20%20PM

Hi,

Make sure that the data exists and data items have required fields. From your code I can’t determine the problem, so could you please attach a demo project.

Regards,
Gleb

The problem was if the valuField is 0 its shwoed nothing