"Advanced Filters > Last to Act on Flop = True" yields some hands in which hero is OOP in the SB on the flop and so obviously faulty.
"Advanced Filters > Last to Act on Flop = False" yields some hands in which hero is IP on the Button on the flop and so obviously faulty.
This stuff is PAINFULLY TRIVIAL to check before releasing. I am not filled with any confidence about the way your stats and filters are tested (or more to the point not tested it seems, I have already found several bugs for you previously reported on the 2+2 forum.)