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To successfully achieve this behaviour (student receives their grade report, showing only their grades) you will need to make sure that the report used in the event schedule has a Data Source Security File attached. Typically, the User Security File should be used in these scenarios, so that the schedule report is restricted specifically to the user that triggered the event (completed the course). You can find more information about using Security Files here.
Message
Use the Subject and Email body options to create the email message content that will be sent every time the schedule is triggered.
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