Unable to send email with attached report

Hello All,
I’m using cmdbuild ready2use-2.1-3.3-b.
I try to use task manager to send an email with a report I have alredy create.
The mail is send without the report.

My report has been made on jasperreport and I can run the report.

Please could you help?
thanks.

Here are the screenshot of the task I created.
The mail is send without the report.
Thank you for your help.

Capture1 Capture2 Capture3

Hello, my problem is still not resolved.
please could you help me?
thanks.