Afterreporttrigger not firing in Data Definition when report is run

Hi

I have added a datatrigger to the Data Definition XML to submit the Bursting request however the trigger does not execute my custom code in the datatrigger when the BI Publisher report is run. The BI Publisher report completes normally and displays the PDF output as expected.  The Bursting request should be submitted by the afterreporttrigger but I also do not see the log messages in the custom function.

I have the following at the end of the data definition as the datatrigger:

</dataStructure>

<dataTrigger name="afterReportTrigger" source="XX_BIPUB_BURST_PKG.BURST"/>

</dataTemplate>

The burst function in my package XX_BIPUB_BURST_PKG is defined as follows: