Verified in CFME 5.10.9, after hitting submit on the button we stay on the generic object page with URL:
https://<ip>/service/show/1?display=generic_objects&generic_object_id=3#/
Thanks for the detailed reproduction steps!
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-2019:2587