Hello @Dave Donley. Thank you so much for your response. I confirm that I use camera with exposition only for time and ISO settings, to set the brightness.     Done, see the results here.     No breaks in the model, I'm sure     Yes, in fact after your and mr @Luis M Ruiz's suggests I checked all the textures in my file, specifically the old metal texture   Here is the first and second step. All windows glasses are portal texture. I re
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