Problem is still present as described above. Error shows up in the UI as soon as I try to select any of the tags.
appliance version 5.7.3.1.20170608124102_4b35a9e
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2017:1601