there is no libgles1-mesa for the new mesa, you need to fix your (ppa?) build of vlc to not use that, the stock xenial version was updated already
** Changed in: mesa (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1706936 Title: Wrong version of libgles1-mesa in Xenial-updates Status in mesa package in Ubuntu: Invalid Bug description: Xenial-updates has the following packages: - libgles1-mesa (12.0.6-0ubuntu0.16.04.1) - libglapi-mesa (17.0.7-0ubuntu0.16.04.1) The first one depends on libglapi-mesa (= 12.0.6-0ubuntu0.16.04.1), but libglapi-mesa has a higher version and so there's a conflict. I've had to remove libgles1-mesa for now, to avoid the conflict. I have Linux Mint 18.1 but I believe it affects anyone using xenial- updates. Source links I used to verify it's a xenial-updates problem: https://packages.ubuntu.com/xenial-updates/libs/libgles1-mesa https://packages.ubuntu.com/xenial-updates/libglapi-mesa To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1706936/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp