I'm getting broken shading on models using vertex colors. This happens irregularly and might need a few tdm restarts to show up.
Without vertex colors the shading is always fine.
So i made a testmap showing a model with vertex colors(green) and a copy without vertex colors(grey):
Broken:
https://s12.directupload.net/images/200615/5zowqjao.png
https://s12.directupload.net/images/200615/nlr7crb3.png
Fine:
https://s12.directupload.net/images/200615/mk2rbalo.png
https://s12.directupload.net/images/200615/6tnswcyq.png
Always fine without vertex colors: