KPI : Average time of creating PO

Hi, I’m trying to calculate a KPI about the time between each creation of PO for a specific material in a dropdown buttom. All option I’ve try, i receive an error message see picture.

Uploading: image.png…

Thanks in advance.

Hi,

it seems like the screenshot was not updated succesfully. Can you please try again to upload the screenshot? The used PQL formula would also be helpful.

Best,
Viana