In short, whenever I extract a model from the base game, let's say Jan's model, load the model.glm in blender, export it and put it back in via a seperate pk3, it shows weird lines around the nose.
Even if I leave everything unchanged.
I tested the base game model, no lines there, but after extracting it, import > export via blender, it creates these lines.
example with no lines:
example with lines:
Does anyone know what causes this?