I downloaded the nvidia-340 package from the link provided, dpkg -i'd it and then was able to "apt --fix-broken install" the updates to the gles packages that had been broken..
Thanks :) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1791542 Title: package libglvnd-dev 1.0.0-2ubuntu2.1 failed to upgrade: trying to overwrite '/usr/lib/x86_64-linux-gnu/libGLESv1_CM.so', which is also in package nvidia-340 340.107-0ubuntu0~gpu18.04.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libglvnd/+bug/1791542/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs