I think it is something in the packaging. 384.90 was working fine until last update, and now it is no longer working. If I downgrade the package from 384.90-0ubuntu0.16.04.1 to 384.90-0ubuntu0~gpu16.04.1 it works fine.
I think it is something in the packaging. 384.90 was working fine until last update, and now it is no longer working. 0ubuntu0. 16.04.1 to 384.90- 0ubuntu0~ gpu16.04. 1 it works fine.
If I downgrade the package from 384.90-