I have successfully executed the 3 comments mentioned in #4 or #15. But during re-installation I got below errors:
dpkg: error processing archive /var/cache/apt/archives/libgbm1_10.1.3-0ubuntu0.6_amd64.deb (--unpack): trying to overwrite '/usr/lib/x86_64-linux-gnu/libgbm.so.1.0.0', which is also in package libgbm1-lts-wily:amd64 11.0.2-1ubuntu4~trusty1 Errors were encountered while processing: /var/cache/apt/archives/libgbm1_10.1.3-0ubuntu0.6_amd64.deb E: Sub-process /usr/bin/dpkg returned an error code (1) ** Attachment added: "The attachment shows actual errors" https://bugs.launchpad.net/ubuntu/+source/xorg-lts-transitional/+bug/1572855/+attachment/4712399/+files/Errors.png -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-lts-transitional in Ubuntu. https://bugs.launchpad.net/bugs/1572855 Title: libgbm.so.1: cannot open shared object file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-lts-transitional/+bug/1572855/+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