When you're full mellee you're dead because there are cantrips generating all these effects and you're a poor rogue whose dexterity saved you from nothing.
This is already one of the major complains going on.
Malks, can you please tell us of who else has been writing complaints about this?
I would like to hear what they have to say about it all.
Geez man, it's all over the place.
Theres this
http://forums.larian.com/ubbthreads.php?ubb=showflat&Number=677973#Post677973Then posts saying its dos3 not bg3
Then posts about combat mechanics
Then posts about cantrips
Check the pinned unofficial compilation of feedback and suggestions, lots of stuff there too.
Edit2: also posts about 5e rules
Edit: so many posts i cant look them up cellphone dying im at work