Reinstalled the textures and running DynDOLOD again, i'll update if it fixed or if there's another error. The guide said either DynDOLOD or SSELODGen could be used, it just used the latter as an example. Edit: Command prompt opened up and it's doing stuff Edit: Completed succesfully - MO2 should give us a heads up for corrupted files tbf... But thanks for the help! (and the quick response)