The Definitive Guide to Data Quality
I investigated a bit more your issue and it is indeed a bug. See [Bug] 13012
It is now partly fixed. We still need to adapt the jrxml used in report generation and to do more tests.
I don't see a simple way to make it work on your release. I can only advise you to monitor this bugtracker issue and ask for a patch as soon as it is fixed.
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