This issue and possible solutions are discussed here: Scaling Collision Object when Game Object is scaled (DEF-521) (SOLVED) - #20 by ross.grams
Are you scaling the floor at run-time?
This issue and possible solutions are discussed here: Scaling Collision Object when Game Object is scaled (DEF-521) (SOLVED) - #20 by ross.grams
Are you scaling the floor at run-time?