Hi, @thida, could you please provide your current setup of scheduled reports?

Hi f3rz, Thanks you for your attention for my questions.

I set with the setting ,please see the screenshots.

Sounds like a support case is required here. Could you please open one.  Potential bug. 

I just add the suitable cases even though I can download manually but I could not receive

any mail delivered for that reports with schedule despite I received mail delivered for tables and text editor for the same schedule.

@thida please open support case with following screenshots as well as screenshot of an Edit tab of Report. 

Hi f3rz, my setting was: