Disable DC in extension Manager, make a scene and do a save, it does not matter what scene, the save part is important.
Close and reopen sketchup to see if still disabled, close sketchup again.
Reinstall vray
Disable DC in extension Manager, make a scene and do a save, it does not matter what scene, the save part is important.
Close and reopen sketchup to see if still disabled, close sketchup again.
Reinstall vray