Configure Report Functionality - Standard Reports

Considering that iReport 5.6 version ended its life in 2014, and as Jasper 6.3.1 ships with DHIS2 2.35…does anyone have recently tried making reports following this page -

If yes, we definitely would like to hear, how. Because we have been struggling to find a way forward. All Standard Reports in DHIS2 Playgroup throws exception.

Any guidance from DHIS2 team would be helpful.

Not sure it’s still the recommended way of doing reports

We dropped jasper and ireport (a complex beast that bite you at every upgrade) in favor of