I just added the files to my previous post
Steps to re create
using the EBE
use the larger tiles as the floor a 3x2 floor square area
use the smaller tile as the walls
use large tiles on the ceiling
add the toilet stall from Classics/Modern World 2
Run the level and I get the strange normals
In the folder called Files\ebebank\default it looks like its using a file caled 12221036809823238380_N.dds