Sunt curios ce făcea Dani...
Ar trebui acceptata si forma making, prea mare comoditate in fixarea unei unice variante, de multe ori cea mai nepotrivita.
So is 'Daniel was found doing bad things' really wrong and is so why?
Because your English version uses passive. Content might be the same, but not the grammar. In your case, it might have been also "him" or "her", not "them", doing it.
I want some of what whoever wrote the last lessons was smoking