Thanks for all your comments! I will definitely take note of yours, Richard, for the next time I reinstall Ubuntu (14.10), provided the issue still occurs.
For 14.04, I fixed the problem with a symlink as described here: http://www.dzhang.com/blog/2014/03/20/darktable-and-nvidia-opencl-on-fedora -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1311362 Title: Ubuntu Gnome 14.04 - NVidia 331 - OpenCL broken (using Darktable) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1311362/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs