I have to stop the painting of all constructions to fix up some bad Houdini generation of the vertex painted meshes, I have noticed, and you can imagine fix up about 39 constructions one by one, since the previous ones were ok by manual fixes. But now it's ok, also I found some nasty bug to triplanar material where I look…
*cracks whip* the tree leaves are too noisy, make the leaves bigger and more simplified for better results! The surfaces of the cabinets touching the walls are often not like the surfaces facing into the room, and are usually flatter and not painted, you can maybe even add pipes/electrical/utility details here.