Currently the Self Service App is not allowed to be installed on a member server.
Also requested at Ticket #2017070421000561
*** Bug 49023 has been marked as a duplicate of this bug. ***
This issue has been filed against an older version of UCS. With further development of our products affected components may have vastly changed while the corresponding use cases might have changed. Thus, this issue is now being closed. If there still is a need for this feature, please use "Clone this bug" or reopen this issue. In this case please provide information on how this issue would benefit you.