V-Ray 7 for Blender is a completely new integration, so it is not compatible with projects created in earlier V-Ray for Blender versions. However, you can import older projects as a reference using the V-Ray Scene file format (.vrscene).
V-Ray 7 for Blender is a completely new integration, so it is not compatible with projects created in earlier V-Ray for Blender versions. However, you can import older projects as a reference using the V-Ray Scene file format (.vrscene).