I tested on both amd64 and i386 as detailed in the linked post in the original description. I installed both amd64 and i386 variants of Ubuntu 16.04.3 in parallel in separate VMs and experienced (from a user perspective) the same issue. The difference being what appstreamcli returns on each...
On amd64:- alan@cleanamd64:~$ appstreamcli search steam Identifier: ri-li.desktop [desktop-application] Name: Ri-li Summary: a toy simulator game Package: ri-li Icon: ri-li_ri-li.png ---- On i386:- alan@cleani386:~$ appstreamcli search steam Identifier: steam.desktop [desktop-application] Name: Steam Summary: Application for managing and playing games on Steam Package: steam ---- Identifier: ri-li.desktop [desktop-application] Name: Ri-li Summary: a toy simulator game Package: ri-li Icon: ri-li_ri-li.png ---- alan@cleani386:~$ -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to appstream in Ubuntu. https://bugs.launchpad.net/bugs/1718453 Title: Cannot install steam on a clean 16.04.3 machine To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/appstream/+bug/1718453/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs