Attempted to install libgles1-mesa and it failed. Enabled proposed and it passed.
Verification done: # apt install libgles1-mesa Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: libgles1-mesa : Depends: libglapi-mesa (= 12.0.6-0ubuntu0.16.04.1) but it is not going to be installed E: Unable to correct problems, you have held broken packages. # sudo nano /etc/apt/sources.list # sudo apt update ... # apt install libgles1-mesa Reading package lists... Done Building dependency tree Reading state information... Done The following package was automatically installed and is no longer required: libfreetype6 Use 'apt autoremove' to remove it. The following NEW packages will be installed: libgles1-mesa 0 upgraded, 1 newly installed, 0 to remove and 30 not upgraded. Need to get 3310 B of archives. After this operation, 14.3 kB of additional disk space will be used. Get:1 http://archive.ubuntu.com/ubuntu xenial-proposed/main amd64 libgles1-mesa all 17.0.7-0ubuntu0.16.04.2 [3310 B] Fetched 3310 B in 0s (4140 B/s) YSelecting previously unselected package libgles1-mesa. (Reading database ... 25532 files and directories currently installed.) Preparing to unpack .../libgles1-mesa_17.0.7-0ubuntu0.16.04.2_all.deb ... Unpacking libgles1-mesa (17.0.7-0ubuntu0.16.04.2) ... Setting up libgles1-mesa (17.0.7-0ubuntu0.16.04.2) ... ** Tags removed: verification-needed verification-needed-xenial ** Tags added: verification-done verification-done-xenial -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1709823 Title: Installation of libgles1-mesa (12.0.6-0ubuntu0.16.04.1) failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1709823/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp