Backported in PR https://github.com/ManageIQ/manageiq/pull/11108
Verifeid in 5.6.2.0 I tried to have a dialog with number_of_vms field and I tried it on a service item and service bundle and the number of vms specified in there was honoured.
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://rhn.redhat.com/errata/RHSA-2016-1996.html