paintings STILL fall off the walls

ive posted this bug in the past a few times now. Paintings do NOT stay on the walls. I have been posting this since 1.0 pe. I have a realm with 10 people whom all have tried doing this. They just do not stay on the wall. I Put painting up. Comes down within an hour. I can pick it back up, place it elsewhere and an hour later....POP! Multiple realms and individual saves, POP! please fix this.